CVE-2011-3323

The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a...

5.0 MediumFix available

The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a denial of service (out-of-bounds memory access and daemon crash) via a Link State Update message with an invalid IPv6 prefix length.

Exploit likelihood

4.67%Up 0.9 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2011-3323
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-119
Updated: 2026-11-02

CVE List No score

Record: CVE-2011-3323
Updated: 2026-11-02

EUVDEUVD-2011-3287 No score

Record: EUVD-2011-3287
Updated: 2026-11-03

GitHub AdvisoriesGHSA-rj3r-354g-32cw No score

The OSPFv3 implementation in ospf6d in Quagga before 0.99.19 allows remote attackers to cause a...

Record: GHSA-rj3r-354g-32cw
Weakness: CWE-119
Updated: 2026-11-02

Affected products

quagga

Affected packages

Affected packages
Package	Affected	Fixed
`quagga` Debian:5.0	before 0.99.10-1lenny6, plus listed versions 0.99.10-1lenny10.99.10-1lenny20.99.10-1lenny30.99.10-1lenny5	0.99.10-1lenny6
`quagga` Debian:6.0	before 0.99.17-2+squeeze3, plus listed versions 0.99.17-20.99.17-2+squeeze2	0.99.17-2+squeeze3
`quagga` Red Hat:enterprise_linux:5::client	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-contrib` Red Hat:enterprise_linux:5::client	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-debuginfo` Red Hat:enterprise_linux:5::client	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga` Red Hat:enterprise_linux:5::client_workstation	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-debuginfo` Red Hat:enterprise_linux:5::client_workstation	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-devel` Red Hat:enterprise_linux:5::client_workstation	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-contrib` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1

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Affected packages
Package	Affected	Fixed
`quagga-debuginfo` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga-devel` Red Hat:enterprise_linux:5::server	before 0:0.98.6-7.el5_8.1	0:0.98.6-7.el5_8.1
`quagga` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-debuginfo` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-contrib` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-devel` Red Hat:enterprise_linux:6::server	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-debuginfo` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-contrib` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2
`quagga-devel` Red Hat:enterprise_linux:6::workstation	before 0:0.99.15-7.el6_3.2	0:0.99.15-7.el6_3.2

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-3323 is a medium vulnerability (CVSS 5.0) in Quagga, published October 5, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.67%, the 91st percentile. Fixed in quagga 0.99.10-1lenny6.

References

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