CVE-2010-1167: Input Validation

Published May 7, 2010
·
Updated

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.

Affected Software

112 affected components
Fetchmail Fetchmail<=6.3.9
Fetchmail Fetchmail=4.6.3
Fetchmail Fetchmail=4.6.4
Fetchmail Fetchmail=4.6.5
Fetchmail Fetchmail=4.6.6
Fetchmail Fetchmail=4.6.7
Fetchmail Fetchmail=4.6.8
Fetchmail Fetchmail=4.6.9
Fetchmail Fetchmail=4.7.0
Fetchmail Fetchmail=4.7.1
Fetchmail Fetchmail=4.7.2
Fetchmail Fetchmail=4.7.3
Fetchmail Fetchmail=4.7.4
Fetchmail Fetchmail=4.7.5
Fetchmail Fetchmail=4.7.6
Fetchmail Fetchmail=4.7.7
Fetchmail Fetchmail=5.0.0
Fetchmail Fetchmail=5.0.1
Fetchmail Fetchmail=5.0.2
Fetchmail Fetchmail=5.0.3
Fetchmail Fetchmail=5.0.4
Fetchmail Fetchmail=5.0.5
Fetchmail Fetchmail=5.0.6
Fetchmail Fetchmail=5.0.7
Fetchmail Fetchmail=5.0.8
Fetchmail Fetchmail=5.1.0
Fetchmail Fetchmail=5.1.4
Fetchmail Fetchmail=5.2.0
Fetchmail Fetchmail=5.2.1
Fetchmail Fetchmail=5.2.3
Fetchmail Fetchmail=5.2.4
Fetchmail Fetchmail=5.2.7
Fetchmail Fetchmail=5.2.8
Fetchmail Fetchmail=5.3.0
Fetchmail Fetchmail=5.3.1
Fetchmail Fetchmail=5.3.3
Fetchmail Fetchmail=5.3.8
Fetchmail Fetchmail=5.4.0
Fetchmail Fetchmail=5.4.3
Fetchmail Fetchmail=5.4.4
Fetchmail Fetchmail=5.4.5
Fetchmail Fetchmail=5.5.0
Fetchmail Fetchmail=5.5.2
Fetchmail Fetchmail=5.5.3
Fetchmail Fetchmail=5.5.5
Fetchmail Fetchmail=5.5.6
Fetchmail Fetchmail=5.6.0
Fetchmail Fetchmail=5.7.0
Fetchmail Fetchmail=5.7.2
Fetchmail Fetchmail=5.7.4
Fetchmail Fetchmail=5.8
Fetchmail Fetchmail=5.8.1
Fetchmail Fetchmail=5.8.2
Fetchmail Fetchmail=5.8.3
Fetchmail Fetchmail=5.8.4
Fetchmail Fetchmail=5.8.5
Fetchmail Fetchmail=5.8.6
Fetchmail Fetchmail=5.8.11
Fetchmail Fetchmail=5.8.13
Fetchmail Fetchmail=5.8.14
Fetchmail Fetchmail=5.8.17
Fetchmail Fetchmail=5.9.0
Fetchmail Fetchmail=5.9.4
Fetchmail Fetchmail=5.9.5
Fetchmail Fetchmail=5.9.8
Fetchmail Fetchmail=5.9.10
Fetchmail Fetchmail=5.9.11
Fetchmail Fetchmail=5.9.13
Fetchmail Fetchmail=6.0.0
Fetchmail Fetchmail=6.1.0
Fetchmail Fetchmail=6.1.3
Fetchmail Fetchmail=6.2.0
Fetchmail Fetchmail=6.2.1
Fetchmail Fetchmail=6.2.2
Fetchmail Fetchmail=6.2.3
Fetchmail Fetchmail=6.2.4
Fetchmail Fetchmail=6.2.5
Fetchmail Fetchmail=6.2.5.1
Fetchmail Fetchmail=6.2.5.2
Fetchmail Fetchmail=6.2.5.4
Fetchmail Fetchmail=6.2.6-pre4
Fetchmail Fetchmail=6.2.6-pre8
Fetchmail Fetchmail=6.2.6-pre9
Fetchmail Fetchmail=6.2.9-rc10
Fetchmail Fetchmail=6.2.9-rc3
Fetchmail Fetchmail=6.2.9-rc4
Fetchmail Fetchmail=6.2.9-rc5
Fetchmail Fetchmail=6.2.9-rc7
Fetchmail Fetchmail=6.2.9-rc8
Fetchmail Fetchmail=6.2.9-rc9
Fetchmail Fetchmail=6.3.0
Fetchmail Fetchmail=6.3.1
Fetchmail Fetchmail=6.3.2
Fetchmail Fetchmail=6.3.3
Fetchmail Fetchmail=6.3.4
Fetchmail Fetchmail=6.3.5
Fetchmail Fetchmail=6.3.6
Fetchmail Fetchmail=6.3.6-rc1
Fetchmail Fetchmail=6.3.6-rc2
Fetchmail Fetchmail=6.3.6-rc3
Fetchmail Fetchmail=6.3.6-rc4
Fetchmail Fetchmail=6.3.6-rc5
Fetchmail Fetchmail=6.3.7
Fetchmail Fetchmail=6.3.8
Fetchmail Fetchmail=6.3.9
Fetchmail Fetchmail=6.3.10
Fetchmail Fetchmail=6.3.11
Fetchmail Fetchmail=6.3.12
Fetchmail Fetchmail=6.3.13
Fetchmail Fetchmail=6.3.14
Fetchmail Fetchmail=6.3.15
Fetchmail Fetchmail=6.3.16

Remediation

Patch Available

http://www.fetchmail.info/fetchmail-SA-2010-02.txt

Event History

May 7, 2010
CVE Published
via MITRE·05:43 PM
Data Sourced
via MITRE·05:43 PM
Description
Data Sourced
via NVD·06:24 PM
RemedyDescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2010-1167?

CVE-2010-1167 has a severity rating of medium, as it can lead to a denial of service due to application crashes.

2

How do I fix CVE-2010-1167?

To fix CVE-2010-1167, it is recommended to upgrade to a version of Fetchmail that is not affected by this vulnerability, specifically greater than 6.3.16.

3

What software versions are affected by CVE-2010-1167?

CVE-2010-1167 affects Fetchmail versions 4.6.3 through 6.3.16 when the debug mode is enabled.

4

Can CVE-2010-1167 be exploited remotely?

Yes, CVE-2010-1167 can be exploited remotely by sending crafted message headers or a malformed POP3 UIDL list.

5

What impact does CVE-2010-1167 have on the application?

CVE-2010-1167 allows remote attackers to cause memory consumption and lead to application crashes.

Company

Resources

Contact

SecAlerts Pty Ltd.
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Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
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