CVE-2010-2813

functions/imap_general.php in SquirrelMail before 1.4.21 does not properly handle 8-bit...

5.0 MediumFix available

functions/imap_general.php in SquirrelMail before 1.4.21 does not properly handle 8-bit characters in passwords, which allows remote attackers to cause a denial of service (disk consumption) by making many IMAP login attempts with different usernames, leading to the creation of many preferences files.

Exploit likelihood

4.05%Up 0.3 points since Feb 4, 2022

What each source reports

NVD Score used 5.0

Record: CVE-2010-2813
CVSS 2.0: 5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness: CWE-399
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-2813
Updated: 2026-11-02

EUVDEUVD-2010-2817 No score

Record: EUVD-2010-2817
Updated: 2026-11-03

GitHub AdvisoriesGHSA-4jqc-6m5c-wg7v No score

functions/imap_general.php in SquirrelMail before 1.4.21 does not properly handle 8-bit...

Record: GHSA-4jqc-6m5c-wg7v
Updated: 2026-11-02

Affected products

squirrelmail

Affected packages

Affected packages
Package	Affected	Fixed
`squirrelmail` Debian:5.0	before 2:1.4.15-4+lenny3.1, plus listed versions 2:1.4.15-42:1.4.15-4+lenny12:1.4.15-4+lenny2	2:1.4.15-4+lenny3.1
`squirrelmail` Red Hat:enterprise_linux:4::as	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::desktop	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::es	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:4::ws	before 0:1.4.8-18.el4	0:1.4.8-18.el4
`squirrelmail` Red Hat:enterprise_linux:5::client_workstation	before 0:1.4.8-5.el5_7.13	0:1.4.8-5.el5_7.13
`squirrelmail` Red Hat:enterprise_linux:5::server	before 0:1.4.8-5.el5_7.13	0:1.4.8-5.el5_7.13

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-2010-2813 is a medium vulnerability (CVSS 5.0) in Squirrelmail, published August 12, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 4.05%, the 90th percentile. Fixed in squirrelmail 2:1.4.15-4+lenny3.1.

References

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