Vulnerability Name:

CVE-2016-2365 (CCN-114359)

Assigned:2016-06-21
Published:2016-06-21
Updated:2017-03-30
Summary:A denial of service vulnerability exists in the handling of the MXIT protocol in Pidgin. Specially crafted MXIT data sent via the server could potentially result in a null pointer dereference. A malicious server or an attacker who intercepts the network traffic can send invalid data to trigger this vulnerability and cause a crash.
CVSS v3 Severity:5.9 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.2 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.7 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Low
CVSS v2 Severity:4.3 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2016-2365

Source: DEBIAN
Type: Third Party Advisory
DSA-3620

Source: CONFIRM
Type: Patch, Vendor Advisory
http://www.pidgin.im/news/security/?id=98

Source: BID
Type: Third Party Advisory, VDB Entry
91335

Source: CCN
Type: Talos Vulnerability Report TALOS-2016-0133
Pidgin MXIT Markup Command Denial of Service Vulnerability

Source: MISC
Type: Technical Description, Third Party Advisory
http://www.talosintelligence.com/reports/TALOS-2016-0133/

Source: UBUNTU
Type: Third Party Advisory
USN-3031-1

Source: XF
Type: UNKNOWN
pidgin-cve20162365-dos(114359)

Source: GENTOO
Type: UNKNOWN
GLSA-201701-38

Source: CCN
Type: Pidgin Web site
Pidgin, the universal chat client

Vulnerable Configuration:Configuration 1:
  • cpe:/a:pidgin:pidgin:*:*:*:*:*:*:*:* (Version <= 2.10.12)

    • Configuration 2:
  • cpe:/o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:pidgin:pidgin:2.10.11:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20162365000
    V
    		CVE-2016-2365 on Ubuntu 12.04 LTS (precise) - medium.
    2017-01-06
    oval:com.ubuntu.xenial:def:201623650000000
    V
    		CVE-2016-2365 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-01-06
    oval:com.ubuntu.trusty:def:20162365000
    V
    		CVE-2016-2365 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-01-06
    oval:com.ubuntu.xenial:def:20162365000
    V
    		CVE-2016-2365 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-01-06
    oval:org.cisecurity:def:967
    P
    		DSA-3620-1 -- pidgin -- security update
    2016-08-26
    BACK
    pidgin pidgin *
    canonical ubuntu linux 12.04
    canonical ubuntu linux 14.04
    canonical ubuntu linux 15.10
    debian debian linux 8.0
    pidgin pidgin 2.10.11