CVE-2010-3753

programs/pluto/xauth.c in the client in Openswan 2.6.26 through 2.6.28 allows remote...

6.5 Medium

programs/pluto/xauth.c in the client in Openswan 2.6.26 through 2.6.28 allows remote authenticated gateways to execute arbitrary commands via shell metacharacters in the cisco_banner (aka server_banner) field, a different vulnerability than CVE-2010-3308.

Exploit likelihood

2.41%Up 1.2 points since Feb 4, 2022

What each source reports

NVD Score used 6.5

Record: CVE-2010-3753
CVSS 2.0: 6.5 MediumAV:N/AC:L/Au:S/C:P/I:P/A:P
Weakness: CWE-78
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-3753
Updated: 2026-11-02

EUVDEUVD-2010-3732 No score

Record: EUVD-2010-3732
Updated: 2026-11-03

GitHub AdvisoriesGHSA-3gm4-7p8j-w2h8 No score

programs/pluto/xauth.c in the client in Openswan 2.6.26 through 2.6.28 allows remote...

Record: GHSA-3gm4-7p8j-w2h8
Weakness: CWE-78
Updated: 2026-11-02

Affected products

xelerance openswan

Affected packages

Affected packages
Package	Affected	Fixed
`openswan` Red Hat:enterprise_linux:6::client From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan-debuginfo` Red Hat:enterprise_linux:6::client From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan-doc` Red Hat:enterprise_linux:6::client From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan` Red Hat:enterprise_linux:6::server From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan-debuginfo` Red Hat:enterprise_linux:6::server From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan-doc` Red Hat:enterprise_linux:6::server From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan` Red Hat:enterprise_linux:6::workstation From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan-debuginfo` Red Hat:enterprise_linux:6::workstation From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1
`openswan-doc` Red Hat:enterprise_linux:6::workstation From an advisory covering 4 CVEs	before 0:2.6.24-8.el6_0.1	0:2.6.24-8.el6_0.1

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
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-2010-3753 is a medium vulnerability (CVSS 6.5) in Xelerance Openswan, published October 5, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.41%, the 84th percentile. No source names a fixed version.

References

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