CVE-2011-1175

Severity Score

5.0

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

tcptls.c in the TCP/TLS server in Asterisk Open Source 1.6.1.x before 1.6.1.23, 1.6.2.x before 1.6.2.17.1, and 1.8.x before 1.8.3.1 allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) by establishing many short TCP sessions to services that use a certain TLS API.

tcptls.c en el servidor TCP/TLS en Asterisk Open Source v1.6.1.x anterior a v1.6.1.23, v1.6.2.x anterior a v1.6.2.17.1, y v1.8.x anterior a v1.8.3.1 permite a atacantes remotos causar una denegación de servicio (desreferencia a un puntero NUL) mediante el establecimiento de muchas sesiones TCP cortas a los servicios que utilizan una cierta API de TLS.

*Credits: N/A

CVSS Scores

NISTv2 5.0

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2011-03-03 CVE Reserved
2011-03-31 CVE Published
2023-03-07 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (13)

URL	Tag	Source
http://openwall.com/lists/oss-security/2011/03/17/5	Mailing List
http://securitytracker.com/id?1025224	Vdb Entry
http://www.securityfocus.com/bid/46898	Vdb Entry
https://bugzilla.redhat.com/show_bug.cgi?id=688678	X_refsource_confirm
https://exchange.xforce.ibmcloud.com/vulnerabilities/66140	Vdb Entry

URL	Date	SRC

URL	Date	SRC
http://downloads.asterisk.org/pub/security/AST-2011-004.html	2017-08-17
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056945.html	2017-08-17
http://openwall.com/lists/oss-security/2011/03/21/12	2017-08-17

URL	Date	SRC
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057156.html	2017-08-17
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/057163.html	2017-08-17
http://www.debian.org/security/2011/dsa-2225	2017-08-17
http://www.vupen.com/english/advisories/2011/0686	2017-08-17
http://www.vupen.com/english/advisories/2011/0790	2017-08-17

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1"		beta1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1"		beta2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1"		beta3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1"		beta4		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.0 Search vendor "Digium" for product "Asterisk" and version "1.6.1.0"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.0 Search vendor "Digium" for product "Asterisk" and version "1.6.1.0"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.0 Search vendor "Digium" for product "Asterisk" and version "1.6.1.0"		rc3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.0 Search vendor "Digium" for product "Asterisk" and version "1.6.1.0"		rc4		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.0 Search vendor "Digium" for product "Asterisk" and version "1.6.1.0"		rc5		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.1 Search vendor "Digium" for product "Asterisk" and version "1.6.1.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.2 Search vendor "Digium" for product "Asterisk" and version "1.6.1.2"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.3 Search vendor "Digium" for product "Asterisk" and version "1.6.1.3"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.4 Search vendor "Digium" for product "Asterisk" and version "1.6.1.4"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.5 Search vendor "Digium" for product "Asterisk" and version "1.6.1.5"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.5 Search vendor "Digium" for product "Asterisk" and version "1.6.1.5"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.6 Search vendor "Digium" for product "Asterisk" and version "1.6.1.6"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.7 Search vendor "Digium" for product "Asterisk" and version "1.6.1.7"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.7 Search vendor "Digium" for product "Asterisk" and version "1.6.1.7"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.8 Search vendor "Digium" for product "Asterisk" and version "1.6.1.8"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.9 Search vendor "Digium" for product "Asterisk" and version "1.6.1.9"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.10 Search vendor "Digium" for product "Asterisk" and version "1.6.1.10"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.10 Search vendor "Digium" for product "Asterisk" and version "1.6.1.10"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.10 Search vendor "Digium" for product "Asterisk" and version "1.6.1.10"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.10 Search vendor "Digium" for product "Asterisk" and version "1.6.1.10"		rc3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.11 Search vendor "Digium" for product "Asterisk" and version "1.6.1.11"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.12 Search vendor "Digium" for product "Asterisk" and version "1.6.1.12"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.12 Search vendor "Digium" for product "Asterisk" and version "1.6.1.12"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.13 Search vendor "Digium" for product "Asterisk" and version "1.6.1.13"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.13 Search vendor "Digium" for product "Asterisk" and version "1.6.1.13"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.14 Search vendor "Digium" for product "Asterisk" and version "1.6.1.14"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.15 Search vendor "Digium" for product "Asterisk" and version "1.6.1.15"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.16 Search vendor "Digium" for product "Asterisk" and version "1.6.1.16"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.17 Search vendor "Digium" for product "Asterisk" and version "1.6.1.17"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.18 Search vendor "Digium" for product "Asterisk" and version "1.6.1.18"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.18 Search vendor "Digium" for product "Asterisk" and version "1.6.1.18"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.18 Search vendor "Digium" for product "Asterisk" and version "1.6.1.18"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.19 Search vendor "Digium" for product "Asterisk" and version "1.6.1.19"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.19 Search vendor "Digium" for product "Asterisk" and version "1.6.1.19"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.19 Search vendor "Digium" for product "Asterisk" and version "1.6.1.19"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.19 Search vendor "Digium" for product "Asterisk" and version "1.6.1.19"		rc3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.20 Search vendor "Digium" for product "Asterisk" and version "1.6.1.20"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.20 Search vendor "Digium" for product "Asterisk" and version "1.6.1.20"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.20 Search vendor "Digium" for product "Asterisk" and version "1.6.1.20"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.21 Search vendor "Digium" for product "Asterisk" and version "1.6.1.21"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.1.22 Search vendor "Digium" for product "Asterisk" and version "1.6.1.22"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc4		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc5		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc6		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc7		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.0 Search vendor "Digium" for product "Asterisk" and version "1.6.2.0"		rc8		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.1 Search vendor "Digium" for product "Asterisk" and version "1.6.2.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.1 Search vendor "Digium" for product "Asterisk" and version "1.6.2.1"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.2 Search vendor "Digium" for product "Asterisk" and version "1.6.2.2"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.3 Search vendor "Digium" for product "Asterisk" and version "1.6.2.3"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.4 Search vendor "Digium" for product "Asterisk" and version "1.6.2.4"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.5 Search vendor "Digium" for product "Asterisk" and version "1.6.2.5"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.6 Search vendor "Digium" for product "Asterisk" and version "1.6.2.6"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.6 Search vendor "Digium" for product "Asterisk" and version "1.6.2.6"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.6 Search vendor "Digium" for product "Asterisk" and version "1.6.2.6"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.15 Search vendor "Digium" for product "Asterisk" and version "1.6.2.15"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.16 Search vendor "Digium" for product "Asterisk" and version "1.6.2.16"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.16 Search vendor "Digium" for product "Asterisk" and version "1.6.2.16"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.16.1 Search vendor "Digium" for product "Asterisk" and version "1.6.2.16.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.17 Search vendor "Digium" for product "Asterisk" and version "1.6.2.17"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.17 Search vendor "Digium" for product "Asterisk" and version "1.6.2.17"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.17 Search vendor "Digium" for product "Asterisk" and version "1.6.2.17"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.6.2.17 Search vendor "Digium" for product "Asterisk" and version "1.6.2.17"		rc3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		beta1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		beta2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		beta3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		beta4		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		beta5		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		rc3		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		rc4		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.0 Search vendor "Digium" for product "Asterisk" and version "1.8.0"		rc5		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.1 Search vendor "Digium" for product "Asterisk" and version "1.8.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.1 Search vendor "Digium" for product "Asterisk" and version "1.8.1"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.1.1 Search vendor "Digium" for product "Asterisk" and version "1.8.1.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.1.2 Search vendor "Digium" for product "Asterisk" and version "1.8.1.2"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.2 Search vendor "Digium" for product "Asterisk" and version "1.8.2"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.2.1 Search vendor "Digium" for product "Asterisk" and version "1.8.2.1"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.2.2 Search vendor "Digium" for product "Asterisk" and version "1.8.2.2"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.2.3 Search vendor "Digium" for product "Asterisk" and version "1.8.2.3"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.3 Search vendor "Digium" for product "Asterisk" and version "1.8.3"		-		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.3 Search vendor "Digium" for product "Asterisk" and version "1.8.3"		rc1		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.3 Search vendor "Digium" for product "Asterisk" and version "1.8.3"		rc2		Affected
Digium Search vendor "Digium"		Asterisk Search vendor "Digium" for product "Asterisk"				1.8.3 Search vendor "Digium" for product "Asterisk" and version "1.8.3"		rc3		Affected