Vulnerability Name:

CVE-2014-8413 (CCN-98864)

Assigned:2014-11-20
Published:2014-11-20
Updated:2019-07-16
Summary:The res_pjsip_acl module in Asterisk Open Source 12.x before 12.7.1 and 13.x before 13.0.1 does not properly create and load ACLs defined in pjsip.conf at startup, which allows remote attackers to bypass intended PJSIP ACL rules.
CVSS v3 Severity:5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N)
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): Low
Availibility (A): None
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): Partial
Availibility (A): None
Vulnerability Type:CWE-264
Vulnerability Consequences:Bypass Security
References:Source: MITRE
Type: CNA
CVE-2014-8413

Source: CCN
Type: Asterisk Project Security Advisory - AST-2014-013
PJSIP ACLs are not loaded on startup

Source: CONFIRM
Type: Vendor Advisory
http://downloads.asterisk.org/pub/security/AST-2014-013.html

Source: CCN
Type: BID-71221
Asterisk Open Source 'res_pjsip_acl' Module Security Bypass Vulnerability

Source: XF
Type: UNKNOWN
asterisk-respjsopacl-sec-bypass(98864)

Vulnerable Configuration:Configuration 1:
  • cpe:/a:digium:asterisk:*:*:*:*:*:*:*:* (Version >= 12.0.0 and < 12.7.1)
  • OR cpe:/a:digium:asterisk:*:*:*:*:*:*:*:* (Version >= 13.0.0 and < 13.0.1)

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20148413000
    V
    CVE-2014-8413 on Ubuntu 12.04 LTS (precise) - medium.
    2014-11-24
    oval:com.ubuntu.trusty:def:20148413000
    V
    CVE-2014-8413 on Ubuntu 14.04 LTS (trusty) - medium.
    2014-11-24
    BACK
    digium asterisk *
    digium asterisk *