Vulnerability Name:

CVE-2014-4048 (CCN-93795)

Assigned:2014-06-12
Published:2014-06-12
Updated:2018-10-09
Summary:The PJSIP Channel Driver in Asterisk Open Source before 12.3.1 allows remote attackers to cause a denial of service (deadlock) by terminating a subscription request before it is complete, which triggers a SIP transaction timeout.
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:N/A:L)
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)
3.2 Low (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
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)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/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): None
Availibility (A): Partial
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2014-4048

Source: CCN
Type: Asterisk Project Security Advisory - AST-2014-008
Denial of Service in PJSIP Channel Driver Subscriptions

Source: CONFIRM
Type: Patch, Vendor Advisory
http://downloads.asterisk.org/pub/security/AST-2014-008.html

Source: MISC
Type: UNKNOWN
http://packetstormsecurity.com/files/127090/Asterisk-Project-Security-Advisory-AST-2014-008.html

Source: BUGTRAQ
Type: UNKNOWN
20140612 AST-2014-008: Denial of Service in PJSIP Channel Driver Subscriptions

Source: CCN
Type: BID-68032
Asterisk PJSIP Channel Driver CVE-2014-4048 Denial of Service Vulnerability

Source: XF
Type: UNKNOWN
asterisk-cve20144048-dos(93795)

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2014-4048

Vulnerable Configuration:Configuration 1:
  • cpe:/a:digium:asterisk:12.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.1.0:-:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.1.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.1.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.1.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.1.1:*:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.2.0:*:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.2.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.2.0:rc2:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.2.0:rc3:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:*:*:*:*:*:*:*:* (Version <= 12.3.0)
  • OR cpe:/a:digium:asterisk:12.3.0:rc1:*:*:*:*:*:*
  • OR cpe:/a:digium:asterisk:12.3.0:rc2:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/a:digium:asterisk:12.3.0:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.precise:def:20144048000
    V
    CVE-2014-4048 on Ubuntu 12.04 LTS (precise) - medium.
    2014-06-17
    oval:com.ubuntu.trusty:def:20144048000
    V
    CVE-2014-4048 on Ubuntu 14.04 LTS (trusty) - medium.
    2014-06-17
    BACK
    digium asterisk 12.0.0
    digium asterisk 12.1.0 -
    digium asterisk 12.1.0 rc1
    digium asterisk 12.1.0 rc2
    digium asterisk 12.1.0 rc3
    digium asterisk 12.1.1
    digium asterisk 12.2.0
    digium asterisk 12.2.0 rc1
    digium asterisk 12.2.0 rc2
    digium asterisk 12.2.0 rc3
    digium asterisk *
    digium asterisk 12.3.0 rc1
    digium asterisk 12.3.0 rc2
    digium asterisk 12.3.0