CVE-2017-5335

gnutls: Out of memory while parsing crafted OpenPGP certificate

Severity Score

7.5

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The stream reading functions in lib/opencdk/read-packet.c in GnuTLS before 3.3.26 and 3.5.x before 3.5.8 allow remote attackers to cause a denial of service (out-of-memory error and crash) via a crafted OpenPGP certificate.

Las funciones de lectura de flujo en lib/opencdk/read-packet.c en GnuTLS en versiones anteriores a 3.3.26 y 3.5.x en versiones anteriores a 3.5.8 permiten a atacantes remotos provocar una denegación de servicio (fallo de memoria y error) Certificado OpenPGP.

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

Low

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

2017-01-10 CVE Reserved
2017-01-13 CVE Published
2024-06-24 EPSS Updated
2024-08-05 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-125: Out-of-bounds Read
CWE-400: Uncontrolled Resource Consumption

CAPEC

References (13)

URL	Tag	Source
http://www.securityfocus.com/bid/95374	Third Party Advisory
http://www.securitytracker.com/id/1037576	Third Party Advisory

URL	Date	SRC

URL	Date	SRC
http://www.openwall.com/lists/oss-security/2017/01/10/7	2018-10-30
http://www.openwall.com/lists/oss-security/2017/01/11/4	2018-10-30
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=337	2018-10-30
https://gitlab.com/gnutls/gnutls/commit/49be4f7b82eba2363bb8d4090950dad976a77a3a	2018-10-30
https://security.gentoo.org/glsa/201702-04	2018-10-30

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2017-02/msg00005.html	2018-10-30
http://rhn.redhat.com/errata/RHSA-2017-0574.html	2018-10-30
https://access.redhat.com/errata/RHSA-2017:2292	2018-10-30
https://gnutls.org/security.html#GNUTLS-SA-2017-2	2018-10-30
https://access.redhat.com/security/cve/CVE-2017-5335	2017-08-01
https://bugzilla.redhat.com/show_bug.cgi?id=1412235	2017-08-01

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				42.1 Search vendor "Opensuse" for product "Leap" and version "42.1"		-		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				42.2 Search vendor "Opensuse" for product "Leap" and version "42.2"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				<= 3.3.25 Search vendor "Gnu" for product "Gnutls" and version " <= 3.3.25"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.0 Search vendor "Gnu" for product "Gnutls" and version "3.5.0"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.1 Search vendor "Gnu" for product "Gnutls" and version "3.5.1"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.2 Search vendor "Gnu" for product "Gnutls" and version "3.5.2"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.3 Search vendor "Gnu" for product "Gnutls" and version "3.5.3"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.4 Search vendor "Gnu" for product "Gnutls" and version "3.5.4"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.5 Search vendor "Gnu" for product "Gnutls" and version "3.5.5"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.6 Search vendor "Gnu" for product "Gnutls" and version "3.5.6"		-		Affected
Gnu Search vendor "Gnu"		Gnutls Search vendor "Gnu" for product "Gnutls"				3.5.7 Search vendor "Gnu" for product "Gnutls" and version "3.5.7"		-		Affected