Double Free in Quagga Bgpd

CVE-2018-5379

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 potential…

Vulnerability class: Double Free

EPSS: 0.390 (98.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cret@cert.org (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
  • cret@cert.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cret@cert.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cret@cert.org (x_refsource_CONFIRM, Third Party Advisory)
  • cret@cert.org (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
  • cret@cert.org (x_refsource_CONFIRM, Vendor Advisory)
  • cret@cert.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cret@cert.org (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
  • cret@cert.org (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
  • cret@cert.org (x_refsource_CONFIRM, Third Party Advisory)

Frequently asked questions

What is CVE-2018-5379?
CVE-2018-5379 is a high-severity vulnerability in Quagga Bgpd, classified under Double Free. CVSS score: 7.5/10. Published 2018-02-19.
How severe is CVE-2018-5379?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-5379 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.