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TI-2007-04670 Aliases CVE-2007-4826GHSA-rqhh-9m59-r644

bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of…

Priority LOW 20Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
— Not recorded in CVSS 2.0
Attack complexity
Medium
Impact type
—
Confidentiality · integrity · availability
None · None · Partial
Fix status
Fixed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat.

Summary

bgpd in Quagga before 0.99.9 allows explicitly configured BGP peers to cause a denial of service (crash) via a malformed (1) OPEN message or (2) a COMMUNITY attribute, which triggers a NULL pointer dereference. NOTE: vector 2 only exists when debugging is enabled.

Why it matters now

EPSS 0.01687 77th percentileScored 2026-11-07
Fix Fixed Red Hat: 1 advisory

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 28

CPEVersionsRoleVendor
cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:*up to 0.99.8VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.95:*:*:*:*:*:*:*0.95VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.96:*:*:*:*:*:*:*0.96VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.96.1:*:*:*:*:*:*:*0.96.1VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.96.2:*:*:*:*:*:*:*0.96.2VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.96.3:*:*:*:*:*:*:*0.96.3VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.96.4:*:*:*:*:*:*:*0.96.4VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.96.5:*:*:*:*:*:*:*0.96.5VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.97.0:*:*:*:*:*:*:*0.97.0VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.97.1:*:*:*:*:*:*:*0.97.1VulnerableQuagga
  • cpe:2.3:a:quagga:quagga:*:*:*:*:*:*:*:* Versions up to 0.99.8 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.95:*:*:*:*:*:*:* Versions 0.95 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.96:*:*:*:*:*:*:* Versions 0.96 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.96.1:*:*:*:*:*:*:* Versions 0.96.1 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.96.2:*:*:*:*:*:*:* Versions 0.96.2 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.96.3:*:*:*:*:*:*:* Versions 0.96.3 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.96.4:*:*:*:*:*:*:* Versions 0.96.4 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.96.5:*:*:*:*:*:*:* Versions 0.96.5 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.97.0:*:*:*:*:*:*:* Versions 0.97.0 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.97.1:*:*:*:*:*:*:* Versions 0.97.1 Vulnerable ·Quagga
Show 18 more CPE
CPEVersionsRoleVendor
cpe:2.3:a:quagga:quagga:0.97.2:*:*:*:*:*:*:*0.97.2VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.97.3:*:*:*:*:*:*:*0.97.3VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.97.4:*:*:*:*:*:*:*0.97.4VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.97.5:*:*:*:*:*:*:*0.97.5VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.0:*:*:*:*:*:*:*0.98.0VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.1:*:*:*:*:*:*:*0.98.1VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.2:*:*:*:*:*:*:*0.98.2VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.3:*:*:*:*:*:*:*0.98.3VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.4:*:*:*:*:*:*:*0.98.4VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.5:*:*:*:*:*:*:*0.98.5VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.98.6:*:*:*:*:*:*:*0.98.6VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.1:*:*:*:*:*:*:*0.99.1VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.2:*:*:*:*:*:*:*0.99.2VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.3:*:*:*:*:*:*:*0.99.3VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.4:*:*:*:*:*:*:*0.99.4VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.5:*:*:*:*:*:*:*0.99.5VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.6:*:*:*:*:*:*:*0.99.6VulnerableQuagga
cpe:2.3:a:quagga:quagga:0.99.7:*:*:*:*:*:*:*0.99.7VulnerableQuagga
  • cpe:2.3:a:quagga:quagga:0.97.2:*:*:*:*:*:*:* Versions 0.97.2 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.97.3:*:*:*:*:*:*:* Versions 0.97.3 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.97.4:*:*:*:*:*:*:* Versions 0.97.4 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.97.5:*:*:*:*:*:*:* Versions 0.97.5 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.0:*:*:*:*:*:*:* Versions 0.98.0 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.1:*:*:*:*:*:*:* Versions 0.98.1 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.2:*:*:*:*:*:*:* Versions 0.98.2 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.3:*:*:*:*:*:*:* Versions 0.98.3 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.4:*:*:*:*:*:*:* Versions 0.98.4 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.5:*:*:*:*:*:*:* Versions 0.98.5 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.98.6:*:*:*:*:*:*:* Versions 0.98.6 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.1:*:*:*:*:*:*:* Versions 0.99.1 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.2:*:*:*:*:*:*:* Versions 0.99.2 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.3:*:*:*:*:*:*:* Versions 0.99.3 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.4:*:*:*:*:*:*:* Versions 0.99.4 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.5:*:*:*:*:*:*:* Versions 0.99.5 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.6:*:*:*:*:*:*:* Versions 0.99.6 Vulnerable ·Quagga
  • cpe:2.3:a:quagga:quagga:0.99.7:*:*:*:*:*:*:* Versions 0.99.7 Vulnerable ·Quagga

Remediation

Red Hat 1 advisory

  • RHSA-2010:0785 Released 2010-10-20 · Red Hat rating Moderate
    quagga security update
    • Red Hat Enterprise Linux (v. 5 server) quagga-0.98.6-5.el5_5.2, quagga-0.98.6-5.el5_5.2.i386, quagga-0.98.6-5.el5_5.2.ia64 +9
    • Red Hat Enterprise Linux AS version 4 quagga-0.98.3-4.el4_8.1, quagga-0.98.3-4.el4_8.1.i386, quagga-0.98.3-4.el4_8.1.ia64 +9
    • Red Hat Enterprise Linux Desktop (v. 5 client) quagga-0.98.6-5.el5_5.2, quagga-contrib-0.98.6-5.el5_5.2, quagga-contrib-0.98.6-5.el5_5.2.i386
    • Red Hat Enterprise Linux Desktop Workstation (v. 5 client) quagga-0.98.6-5.el5_5.2, quagga-0.98.6-5.el5_5.2.i386, quagga-devel-0.98.6-5.el5_5.2 +1
    • Red Hat Enterprise Linux Desktop version 4 quagga-0.98.3-4.el4_8.1, quagga-0.98.3-4.el4_8.1.i386, quagga-contrib-0.98.3-4.el4_8.1 +3
    • Red Hat Enterprise Linux ES version 4 quagga-0.98.3-4.el4_8.1, quagga-0.98.3-4.el4_8.1.i386, quagga-0.98.3-4.el4_8.1.ia64 +6
    • Red Hat Enterprise Linux WS version 4 quagga-0.98.3-4.el4_8.1, quagga-0.98.3-4.el4_8.1.i386, quagga-0.98.3-4.el4_8.1.ia64 +6

Vendor assessments

Red Hat

Red Hat rating: Low. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux (v. 5 server)Fixed RHSA-2010:0785
Red Hat Enterprise Linux AS version 4Fixed RHSA-2010:0785
Red Hat Enterprise Linux Desktop (v. 5 client)Fixed RHSA-2010:0785
Red Hat Enterprise Linux Desktop Workstation (v. 5 client)Fixed RHSA-2010:0785
Red Hat Enterprise Linux Desktop version 4Fixed RHSA-2010:0785
Red Hat Enterprise Linux ES version 4Fixed RHSA-2010:0785
Red Hat Enterprise Linux WS version 4Fixed RHSA-2010:0785

Timeline

  1. 2026-10-02 Threatist record created from CVE-2007-4826
  2. 2026-10-03 Alias added: GHSA-rqhh-9m59-r644

References

Patch 1

Advisory 9

Other 2

  • TI-2018-03911 Memory corruption in Quagga bgpd CVSS 3.0HIGH 7.1
  • TI-2018-03912 Double free in Quagga bgpd CVSS 3.0CRITICAL 9.8
  • TI-2017-11946 The aspath_put function in bgpd/bgp_aspath.c in Quagga before 1.2.2 allows remote… CVSS 3.0HIGH 7.5
  • TI-2018-03914 Infinite loop in Quagga bgpd CVSS 3.0HIGH 7.5
  • TI-2017-03515 All versions of Quagga, 0.93 through 1.1.0, are vulnerable to an unbounded memory… CVSS 3.0HIGH 7.5
  • TI-2016-02105 The bgp_nlri_parse_vpnv4 function in bgp_mplsvpn.c in the VPNv4 NLRI parser in bgpd in… CVSS 3.0HIGH 8.1
See all 32 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences