CVE-2018-5379
HIGH severity · CVSS 7.5 · Double free
7.5CVSS HIGH
Summary
The Quagga BGP daemon (bgpd) prior to version 1.2.3 can double-free memory when processing certain forms of UPDATE message, containing cluster-list and/or unknown attributes. A successful attack could cause a denial of service or potentially allow an attacker to execute arbitrary code.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)39%
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- https://gogs.quagga.net/Quagga/quagga/src/master/doc/security/Quagga-2018-1114.txtAdvisory
- http://savannah.nongnu.org/forum/forum.php?forum_id=9095Advisory
- http://www.kb.cert.org/vuls/id/940439Advisory
- http://www.securityfocus.com/bid/103105Advisory
- https://access.redhat.com/errata/RHSA-2018:0377Advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-451142.pdfAdvisory
- https://lists.debian.org/debian-lts-announce/2018/02/msg00021.htmlAdvisory
- https://security.gentoo.org/glsa/201804-17Advisory