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Vulnerability Details : CVE-2018-5381

The Quagga BGP daemon (bgpd) prior to version 1.2.3 has a bug in its parsing of "Capabilities" in BGP OPEN messages, in the bgp_packet.c:bgp_capability_msg_parse function. The parser can enter an infinite loop on invalid capabilities if a Multi-Protocol capability does not have a recognized AFI/SAFI, causing a denial of service.
Publish Date : 2018-02-19 Last Update Date : 2019-04-12
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of Service
CWE ID 400

- Products Affected By CVE-2018-5381

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 14.04 ~~lts~~~ Version Details Vulnerabilities
2 OS Canonical Ubuntu Linux 16.04 ~~lts~~~ Version Details Vulnerabilities
3 OS Canonical Ubuntu Linux 17.10 Version Details Vulnerabilities
4 OS Debian Debian Linux 7.0 Version Details Vulnerabilities
5 OS Debian Debian Linux 8.0 Version Details Vulnerabilities
6 OS Debian Debian Linux 9.0 Version Details Vulnerabilities
7 Application Quagga Quagga 1.2.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 3
Debian Debian Linux 3
Quagga Quagga 1

- References For CVE-2018-5381

https://www.debian.org/security/2018/dsa-4115
DEBIAN DSA-4115
https://security.gentoo.org/glsa/201804-17
GENTOO GLSA-201804-17
https://usn.ubuntu.com/3573-1/
UBUNTU USN-3573-1
https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdf CONFIRM
https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1975.txt CONFIRM
http://savannah.nongnu.org/forum/forum.php?forum_id=9095 CONFIRM
https://lists.debian.org/debian-lts-announce/2018/02/msg00021.html
MLIST [debian-lts-announce] 20180216 [SECURITY] [DLA 1286-1] quagga security update
http://www.kb.cert.org/vuls/id/940439
CERT-VN VU#940439

- Metasploit Modules Related To CVE-2018-5381

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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