How severe is CVE-2010-2813?

CVE-2010-2813 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2010-2813 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-2813?

CVE-2010-2813 primarily affects Squirrelmail. In total, 54 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-2813?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2010-2813 published?

CVE-2010-2813 was published on 2010-08-19 and last updated on 2026-06-16.

CVE-2010-2813

CVE-2010-2813 is a medium-severity vulnerability in Squirrelmail with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 4% (89th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Squirrelmail
Published: 2010-08-19
Last modified: 2026-06-16

Description

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.

Frequently asked questions

What is CVE-2010-2813?: 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.
How severe is CVE-2010-2813?: CVE-2010-2813 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2010-2813 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-2813?: CVE-2010-2813 primarily affects Squirrelmail. In total, 54 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-2813?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2010-2813 published?: CVE-2010-2813 was published on 2010-08-19 and last updated on 2026-06-16.

References

Affected products (54)

cpe:2.3:a:squirrelmail:squirrelmail:*:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4:rc1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.0:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.0:rc1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.0:rc2a:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.0-r1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.0_rc1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.0_rc2a:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.2:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.2-r1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.2-r2:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.2-r3:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.2-r4:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.2-r5:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3:r3:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3:rc1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3_r3:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3_rc1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3_rc1:r1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3a:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.3aa:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.4:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.4:rc1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.4_rc1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.5:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.5:rc1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.5_rc1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.6:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.6:rc1:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.6_cvs:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.6_rc1:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.7:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.8:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.8.4fc6:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.9:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.9a:*:*:*:*:*:*:*
cpe:2.3:a:squirrelmail:squirrelmail:1.4.10:*:*:*:*:*:*:*

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Other CWE-399 (Resource Management Errors) vulnerabilities

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CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
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Browse all CWE-399 (Resource Management Errors) vulnerabilities →

Threat intelligence

Threat-intel indicators referencing this CVE:

171.100.156.38 (ipv4-addr)