Vulnerability CVE-2010-1167
Published: 2010-05-07   Modified: 2012-02-13

Description:
fetchmail 4.6.3 through 6.3.16, when debug mode is enabled, does not properly handle invalid characters in a multi-character locale, which allows remote attackers to cause a denial of service (memory consumption and application crash) via a crafted (1) message header or (2) POP3 UIDL list.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
fetchmail Denial of service in debug mode w/ multichar locales
ma+bt
21.05.2010

Type:

CWE-20

 (Improper Input Validation)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Fetchmail -> Fetchmail 

 References:
http://developer.berlios.de/project/shownotes.php?group_id=1824&release_id=17512
http://www.fetchmail.info/fetchmail-SA-2010-02.txt
http://www.mandriva.com/security/advisories?name=MDVSA-2011:107
http://www.securityfocus.com/archive/1/511140/100/0/threaded
http://www.securityfocus.com/bid/39556
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