Vulnerability Name:

CVE-2013-2145 (CCN-84896)

Assigned:2013-06-06
Published:2013-06-06
Updated:2018-10-30
Summary:The cpansign verify functionality in the Module::Signature module before 0.72 for Perl allows attackers to bypass the signature check and execute arbitrary code via a SIGNATURE file with a "special unknown cipher" that references an untrusted module in Digest/.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:4.4 Medium (CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P)
3.2 Low (Temporal CVSS v2 Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.4 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2013-2145

Source: SUSE
Type: UNKNOWN
openSUSE-SU-2013:1178

Source: SUSE
Type: UNKNOWN
openSUSE-SU-2013:1185

Source: CCN
Type: CPAN Web site
Module::Signature

Source: MLIST
Type: UNKNOWN
[oss-security] 20130605 CVE-2013-2145: perl Module::Signature code execution vulnerability

Source: BID
Type: UNKNOWN
60352

Source: CCN
Type: BID-60352
Module::Signature CVE-2013-2145 Local Arbitrary Code Execution Vulnerability

Source: UBUNTU
Type: UNKNOWN
USN-1896-1

Source: CCN
Type: Red Hat Bugzilla Bug 971096
CVE-2013-2145 perl-Module-Signature: arbitrary code execution when verifying SIGNATURE

Source: MISC
Type: UNKNOWN
https://bugzilla.redhat.com/show_bug.cgi?id=971096

Source: XF
Type: UNKNOWN
module-signature-cve20132145-code-exec(84896)

Source: CONFIRM
Type: Exploit, Patch
https://github.com/audreyt/module-signature/commit/575f7bd6ba4cc7c92f841e8758f88a131674ebf2

Source: CONFIRM
Type: Exploit, Patch
https://github.com/audreyt/module-signature/commit/cbd06b392a73c63159dc5c20ff5b3c8fc88c4896

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2013-2145

Vulnerable Configuration:Configuration 1:
  • cpe:/o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:*
  • OR cpe:/o:canonical:ubuntu_linux:13.04:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
  • OR cpe:/o:opensuse:opensuse:12.2:*:*:*:*:*:*:*
  • OR cpe:/o:opensuse:opensuse:12.3:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/a:perlmonks:module::signature:0.70:*:*:*:*:perl:*:*
  • OR cpe:/a:perlmonks:module::signature:0.71:*:*:*:*:perl:*:*
  • OR cpe:/a:perlmonks:module::signature:*:*:*:*:*:perl:*:* (Version <= 0.72)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20132145
    V
    		CVE-2013-2145
    2022-06-30
    oval:org.opensuse.security:def:113123
    P
    		perl-Module-Signature-0.81-1.1 on GA media (Moderate)
    2022-01-17
    oval:org.opensuse.security:def:106557
    P
    		perl-Module-Signature-0.81-1.1 on GA media (Moderate)
    2021-10-01
    oval:org.mitre.oval:def:18074
    P
    		USN-1896-1 -- libmodule-signature-perl vulnerability
    2014-06-30
    oval:com.ubuntu.precise:def:20132145000
    V
    		CVE-2013-2145 on Ubuntu 12.04 LTS (precise) - medium.
    2013-08-19
    BACK
    canonical ubuntu linux 12.04 -
    canonical ubuntu linux 12.10
    canonical ubuntu linux 13.04
    opensuse opensuse 11.4
    opensuse opensuse 12.2
    opensuse opensuse 12.3
    perlmonks module::signature 0.70
    perlmonks module::signature 0.71
    perlmonks module::signature *