Skip to content
Fencer Intel
medium 5.0

CVE-2010-2949 json

bgpd in Quagga before 0.99.17 does not properly parse AS paths, which allows remote attackers to cause a denial of service (NULL pointer de…

published 16y ago modified 4mo ago also EUVD-2010-2953

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.4%
EPSS 3.4% chance of exploitation in 30 days, percentile 88%
public exploits
0
none known

Summary

bgpd in Quagga before 0.99.17 does not properly parse AS paths, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via an unknown AS type in an AS path attribute in a BGP UPDATE message.

Patch / fix

  • quagga RHEL 6 0.99.15-5.el6_0.1
  • quagga-contrib RHEL 6 0.99.15-5.el6_0.1

red hat advisories RHSA-2010:0945

Is CVE-2010-2949 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-2949 updated cvss 1.8

(bgpd): DoS (crash) while processing certain BGP update AS path messages

  • Red Hat Enterprise Linux Server (v. 6) quagga 0.99.15-5.el6_0.1 Red Hat Enterprise Linux Server Optional (v. 6) quagga 0.99.15-5.el6_0.1, quagga-contrib 0.99.15-5.el6_0.1 Red Hat Enterprise Linux Workstation (v. 6) quagga 0.99.15-5.el6_0.1 Red Hat Enterprise Linux Workstation Optional (v. 6) quagga 0.99.15-5.el6_0.1, quagga-contrib 0.99.15-5.el6_0.1
    fixed: vendor fix RHSA-2010:0945
  • Red Hat Enterprise Linux 4 quagga Red Hat Enterprise Linux 5 quagga
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.38% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.