Vulnerability Name:

CVE-2012-5521 (CCN-80096)

Assigned:2012-11-13
Published:2012-11-13
Updated:2020-08-18
Summary:quagga (ospf6d) 0.99.21 has a DoS flaw in the way the ospf6d daemon performs routes removal
CVSS v3 Severity:6.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Adjacent
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): 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)
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:3.3 Low (CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P)
2.7 Low (Temporal CVSS v2 Vector: AV:A/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:U/RC:UR)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Low
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)
4.0 Medium (CCN Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:U/RC:UR)
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-617
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2012-5521

Source: MISC
Type: Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2012/11/13/14

Source: CCN
Type: Quagga Web Site
Quagga

Source: CCN
Type: BID-56530
Quagga CVE-2012-5521 Remote Denial of Service Vulnerability

Source: MISC
Type: Third Party Advisory, VDB Entry
http://www.securityfocus.com/bid/56530

Source: MISC
Type: Third Party Advisory
https://access.redhat.com/security/cve/cve-2012-5521

Source: CCN
Type: Red Hat Bugzilla Bug 876197
CVE-2012-5521 quagga (ospf6d): Assertion failure when removing routes (retrieving information which route to remove)

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2012-5521

Source: MISC
Type: Issue Tracking, Third Party Advisory
https://bugzilla.suse.com/show_bug.cgi?id=CVE-2012-5521

Source: MISC
Type: Third Party Advisory, VDB Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/80096

Source: XF
Type: UNKNOWN
quagga-routes-dos(80096)

Source: MISC
Type: Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2012-5521

Vulnerable Configuration:Configuration 1:
  • cpe:/a:quagga:quagga:0.99.21:*:*:*:*:*:*:*

    • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:10.0:*:*:*:*:*:*:*

    • Configuration 3:
  • cpe:/o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:quagga:quagga:0.99.21:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.bionic:def:201255210000000
    V
    		CVE-2012-5521 on Ubuntu 18.04 LTS (bionic) - low.
    2019-11-25
    oval:com.ubuntu.xenial:def:201255210000000
    V
    		CVE-2012-5521 on Ubuntu 16.04 LTS (xenial) - low.
    2019-11-25
    oval:com.ubuntu.disco:def:201255210000000
    V
    		CVE-2012-5521 on Ubuntu 19.04 (disco) - low.
    2019-11-25
    oval:com.ubuntu.artful:def:20125521000
    V
    		CVE-2012-5521 on Ubuntu 17.10 (artful) - low.
    2012-11-13
    oval:com.ubuntu.trusty:def:20125521000
    V
    		CVE-2012-5521 on Ubuntu 14.04 LTS (trusty) - low.
    2012-11-13
    oval:com.ubuntu.bionic:def:20125521000
    V
    		CVE-2012-5521 on Ubuntu 18.04 LTS (bionic) - low.
    2012-11-13
    oval:com.ubuntu.xenial:def:20125521000
    V
    		CVE-2012-5521 on Ubuntu 16.04 LTS (xenial) - low.
    2012-11-13
    oval:com.ubuntu.cosmic:def:20125521000
    V
    		CVE-2012-5521 on Ubuntu 18.10 (cosmic) - low.
    2012-11-13
    oval:com.ubuntu.cosmic:def:201255210000000
    V
    		CVE-2012-5521 on Ubuntu 18.10 (cosmic) - low.
    2012-11-13
    oval:com.ubuntu.precise:def:20125521000
    V
    		CVE-2012-5521 on Ubuntu 12.04 LTS (precise) - low.
    2012-11-13
    BACK
    quagga quagga 0.99.21
    debian debian linux 8.0
    debian debian linux 9.0
    debian debian linux 10.0
    redhat enterprise linux 5.0
    redhat enterprise linux 6.0
    quagga quagga 0.99.21