CVE-2007-4570

Algorithmic complexity vulnerability in the MCS translation daemon in mcstrans 0.2.3 allows local...

1.9 LowFix available

Algorithmic complexity vulnerability in the MCS translation daemon in mcstrans 0.2.3 allows local users to cause a denial of service (temporary daemon outage) via a large range of compartments in sensitivity labels.

Exploit likelihood

0.30%Down 0.8 points since Feb 4, 2022

What each source reports

NVD Score used 1.9

Record: CVE-2007-4570
CVSS 2.0: 1.9 LowAV:L/AC:M/Au:N/C:N/I:N/A:P
Weakness: CWE-20
Updated: 2026-11-02

CVE List No score

Record: CVE-2007-4570
Updated: 2026-11-02

EUVDEUVD-2007-4552 No score

Record: EUVD-2007-4552
Updated: 2026-11-03

GitHub AdvisoriesGHSA-gf2x-9g2r-6hp6 No score

Algorithmic complexity vulnerability in the MCS translation daemon in mcstrans 0.2.3 allows local...

Record: GHSA-gf2x-9g2r-6hp6
Weakness: CWE-20
Updated: 2026-11-02

Affected products

redhat mcstrans

Affected packages

Affected packages
Package	Affected	Fixed
`mcstrans` Red Hat:enterprise_linux:5::client	before 0:0.2.6-1.el5	0:0.2.6-1.el5
`mcstrans-debuginfo` Red Hat:enterprise_linux:5::client	before 0:0.2.6-1.el5	0:0.2.6-1.el5
`mcstrans` Red Hat:enterprise_linux:5::server	before 0:0.2.6-1.el5	0:0.2.6-1.el5
`mcstrans-debuginfo` Red Hat:enterprise_linux:5::server	before 0:0.2.6-1.el5	0:0.2.6-1.el5

History

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

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

In short

CVE-2007-4570 is a low vulnerability (CVSS 1.9) in Redhat Mcstrans, published November 10, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. Fixed in mcstrans 0:0.2.6-1.el5.

References

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