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Vulnerability record · CVE-2010-2813 · published 19 August 2010

CVE-2010-2813: Squirrelmail vulnerability

Squirrelmail · Squirrelmail

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.

5.0 CVSS 2.0 Medium EPSS 4.0% · top 9.7% CWE-399 · CWE-399
5.0CVSS 2.0 base score
4.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
30References
16 Jun 2026Last modified by NVD

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.

AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-August/045372.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-August/045383.html
http://rhn.redhat.com/errata/RHSA-2012-0103.html
http://secunia.com/advisories/40964 Vendor Advisory
http://secunia.com/advisories/40971 Vendor Advisory
http://squirrelmail.org/security/issue/2010-07-23 PatchVendor Advisory
http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/functions/imap_general.p
http://support.apple.com/kb/HT5130
http://www.debian.org/security/2010/dsa-2091
http://www.securityfocus.com/bid/42399
http://www.vupen.com/english/advisories/2010/2070 Vendor Advisory
http://www.vupen.com/english/advisories/2010/2080 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=618096
https://exchange.xforce.ibmcloud.com/vulnerabilities/61124
http://lists.apple.com/archives/security-announce/2012/Feb/msg00000.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-August/045372.html
http://lists.fedoraproject.org/pipermail/package-announce/2010-August/045383.html
http://rhn.redhat.com/errata/RHSA-2012-0103.html
http://secunia.com/advisories/40964 Vendor Advisory
http://secunia.com/advisories/40971 Vendor Advisory
http://squirrelmail.org/security/issue/2010-07-23 PatchVendor Advisory
http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/functions/imap_general.p
http://support.apple.com/kb/HT5130
http://www.debian.org/security/2010/dsa-2091
http://www.securityfocus.com/bid/42399
http://www.vupen.com/english/advisories/2010/2070 Vendor Advisory
http://www.vupen.com/english/advisories/2010/2080 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=618096
https://exchange.xforce.ibmcloud.com/vulnerabilities/61124

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2010-2813), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.