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,…
Does this matter?
Lower severity and a low EPSS score (4.05%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 2.0
- 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
- EPSS
- 4.05% probability · 91th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- squirrelmail/squirrelmail
- Source
- cve@mitre.org
EPSS 4.0% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- 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/40964Vendor Advisory
- http://secunia.com/advisories/40971Vendor Advisory
- http://squirrelmail.org/security/issue/2010-07-23Patch, Vendor Advisory
- http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/functions/imap_general.php?view=patch&r1=13972&r2=13971&pathrev=13972
- 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/2010/2070Vendor Advisory
- http://www.vupen.com/english/advisories/2010/2080Vendor 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/40964Vendor Advisory
- http://secunia.com/advisories/40971Vendor Advisory
- http://squirrelmail.org/security/issue/2010-07-23Patch, Vendor Advisory
- http://squirrelmail.svn.sourceforge.net/viewvc/squirrelmail/branches/SM-1_4-STABLE/squirrelmail/functions/imap_general.php?view=patch&r1=13972&r2=13971&pathrev=13972
- 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/2010/2070Vendor Advisory
- http://www.vupen.com/english/advisories/2010/2080Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=618096
- https://exchange.xforce.ibmcloud.com/vulnerabilities/61124
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.