Vulnerability Name:

CVE-2013-2053 (CCN-84276)

Assigned:2013-05-13
Published:2013-05-13
Updated:2023-02-13
Summary:Buffer overflow in the atodn function in Openswan before 2.6.39, when Opportunistic Encryption is enabled and an RSA key is being used, allows remote attackers to cause a denial of service (pluto IKE daemon crash) and possibly execute arbitrary code via crafted DNS TXT records.
Note: this might be the same vulnerability as CVE-2013-2052 and CVE-2013-2054.
CVSS v3 Severity:7.3 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
5.0 Medium (Temporal CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/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): Partial
Integrity (I): Partial
Availibility (A): Partial
7.5 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (CCN 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
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
7.6 High (REDHAT CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C)
5.6 Medium (REDHAT Temporal CVSS v2 Vector: AV:N/AC:H/Au:N/C:C/I:C/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
Vulnerability Type:CWE-119
Vulnerability Consequences:Gain Access
References:Source: MITRE
Type: CNA
CVE-2013-2053

Source: CCN
Type: Libreswan Web site
CVE-2013-2052 Libreswan remote buffer overflow in atodn()

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: RHSA-2013-0827
Important: openswan security update

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: Openswan Web site
Openswan

Source: CCN
Type: BID-59838
Openswan CVE-2013-2053 DNS TXT Record Buffer Overflow Vulnerability

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: XF
Type: UNKNOWN
openswan-cve20132053-bo(84276)

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: Vendor Advisory
secalert@redhat.com

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2013-2053

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:5::server:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
    • Configuration RedHat 6:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:redhat:enterprise_linux:5:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:5::client:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:6:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20132053
    V
    		CVE-2013-2053
    2022-05-20
    oval:org.mitre.oval:def:25464
    P
    		SUSE-SU-2013:1150-1 -- Security update for openswan
    2014-09-08
    oval:org.mitre.oval:def:23503
    P
    		DSA-2893-1 openswan - security update
    2014-07-21
    oval:org.mitre.oval:def:23764
    P
    		ELSA-2013:0827: openswan security update (Important)
    2014-05-26
    oval:org.mitre.oval:def:21119
    P
    		RHSA-2013:0827: openswan security update (Important)
    2014-02-17
    oval:com.ubuntu.precise:def:20132053000
    V
    		CVE-2013-2053 on Ubuntu 12.04 LTS (precise) - medium.
    2013-07-09
    oval:com.ubuntu.trusty:def:20132053000
    V
    		CVE-2013-2053 on Ubuntu 14.04 LTS (trusty) - medium.
    2013-07-09
    oval:com.redhat.rhsa:def:20130827
    P
    		RHSA-2013:0827: openswan security update (Important)
    2013-05-15
    BACK
    redhat enterprise linux 5
    redhat enterprise linux 5
    redhat enterprise linux 6
    redhat enterprise linux 6
    redhat enterprise linux desktop 6