CVE-2006-0645

- libtasn1 buffer overflow

Severity Score

7.5

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Tiny ASN.1 Library (libtasn1) before 0.2.18, as used by (1) GnuTLS 1.2.x before 1.2.10 and 1.3.x before 1.3.4, and (2) GNU Shishi, allows attackers to crash the DER decoder and possibly execute arbitrary code via "out-of-bounds access" caused by invalid input, as demonstrated by the ProtoVer SSL test suite.

*Credits: N/A

CVSS Scores

NISTv2 7.5

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2006-02-10 CVE Reserved
2006-02-10 CVE Published
2023-03-07 EPSS Updated
2024-08-07 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CAPEC

References (33)

URL	Tag	Source
http://josefsson.org/cgi-bin/viewcvs.cgi/gnutls/tests/certder.c?view=markup	X_refsource_misc
http://josefsson.org/cgi-bin/viewcvs.cgi/libtasn1/NEWS?root=gnupg-mirror&view=markup	X_refsource_confirm
http://josefsson.org/gnutls/releases/libtasn1/libtasn1-0.2.18-from-0.2.17.patch	X_refsource_misc
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001058.html	Mailing List
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001059.html	Mailing List
http://lists.gnupg.org/pipermail/gnutls-dev/2006-February/001060.html	Mailing List
http://secunia.com/advisories/18794	Third Party Advisory
http://secunia.com/advisories/18815	Third Party Advisory
http://secunia.com/advisories/18830	Third Party Advisory
http://secunia.com/advisories/18832	Third Party Advisory
http://secunia.com/advisories/18898	Third Party Advisory
http://secunia.com/advisories/18918	Third Party Advisory
http://secunia.com/advisories/19080	Third Party Advisory
http://secunia.com/advisories/19092	Third Party Advisory
http://securityreason.com/securityalert/446	Third Party Advisory
http://securitytracker.com/id?1015612	Vdb Entry
http://www.gleg.net/protover_ssl.shtml	X_refsource_misc
http://www.osvdb.org/23054	Vdb Entry
http://www.securityfocus.com/archive/1/424538/100/0/threaded	Mailing List
http://www.securityfocus.com/bid/16568	Vdb Entry
http://www.vupen.com/english/advisories/2006/0496	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/24606	Vdb Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10540	Signature

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://rhn.redhat.com/errata/RHSA-2006-0207.html	2018-10-19
http://www.debian.org/security/2006/dsa-985	2018-10-19
http://www.debian.org/security/2006/dsa-986	2018-10-19
http://www.gentoo.org/security/en/glsa/glsa-200602-08.xml	2018-10-19
http://www.mandriva.com/security/advisories?name=MDKSA-2006:039	2018-10-19
http://www.redhat.com/archives/fedora-announce-list/2006-February/msg00043.html	2018-10-19
http://www.trustix.org/errata/2006/0008	2018-10-19
https://usn.ubuntu.com/251-1	2018-10-19
https://access.redhat.com/security/cve/CVE-2006-0645	2006-02-10
https://bugzilla.redhat.com/show_bug.cgi?id=184097	2006-02-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.1.0 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.1.0"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.1.1 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.1.1"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.1.2 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.1.2"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.0 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.0"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.1 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.1"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.2 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.2"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.3 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.3"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.4 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.4"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.5 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.5"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.6 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.6"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.7 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.7"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.8 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.8"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.9 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.9"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.10 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.10"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.11 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.11"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.12 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.12"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.13 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.13"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.14 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.14"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.15 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.15"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.16 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.16"		-		Affected
Free Software Foundation Inc. Search vendor "Free Software Foundation Inc."		Libtasn1 Search vendor "Free Software Foundation Inc." for product "Libtasn1"				0.2.17 Search vendor "Free Software Foundation Inc." for product "Libtasn1" and version "0.2.17"		-		Affected