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Fencer Vulns
medium 4.9

CVE-2006-2276 json

bgpd in Quagga 0.98 and 0.99 before 20060504 allows local users to cause a denial of service (CPU consumption) via a certain sh ip bgp comm…

published 2006-05-09 20 y ago modified 2026-06-16 4 mo ago also EUVD-2006-2277

cvss
4.9
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 45%
public exploits
0
none known

Summary

bgpd in Quagga 0.98 and 0.99 before 20060504 allows local users to cause a denial of service (CPU consumption) via a certain sh ip bgp command entered in the telnet interface.

Patch / fix

  • quagga RHEL 3 0.96.2-11.3E
  • quagga RHEL 4 0.98.3-2.4E
  • quagga-contrib RHEL 4 0.98.3-2.4E

red hat advisories RHSA-2006:0525

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-2006-2276 updated

security flaw

  • Red Hat Enterprise Linux AS version 3 quagga 0.96.2-11.3E Red Hat Enterprise Linux AS version 4 quagga 0.98.3-2.4E, quagga-contrib 0.98.3-2.4E Red Hat Enterprise Linux Desktop version 4 quagga 0.98.3-2.4E, quagga-contrib 0.98.3-2.4E Red Hat Enterprise Linux ES version 3 quagga 0.96.2-11.3E Red Hat Enterprise Linux ES version 4 quagga 0.98.3-2.4E, quagga-contrib 0.98.3-2.4E Red Hat Enterprise Linux WS version 4 quagga 0.98.3-2.4E, quagga-contrib 0.98.3-2.4E
    fixed: vendor fix RHSA-2006:0525
  • Red Hat Linux Advanced Workstation 2.1
    fixed: vendor fix RHSA-2006:0533

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

0.54% chance of exploitation in the next 30 days, higher than 45% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • osvdb.org http://www.osvdb.org/25245 referenced PoC, tagged "exploit" by a source, unverified
  • lists.quagga.net http://lists.quagga.net/pipermail/quagga-dev/2006-March/004052.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 4.9 AV:L/AC:L/Au:N/C:N/I:N/A:C

Classification

Weakness
  • CWE-399 Resource Management Errors

References

Sources

Fencer Vulns 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.