CVE-2009-5023

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Summary

CVECVE-2009-5023
StatePUBLISHED
Assignerredhat
Source PriorityCVE Program / NVD first with legacy fallback
Published2014-06-10 14:55:08 UTC
Updated2026-05-06 22:30:45 UTC
DescriptionThe (1) dshield.conf, (2) mail-buffered.conf, (3) mynetwatchman.conf, and (4) mynetwatchman.conf actions in action.d/ in Fail2ban before 0.8.5 allows local users to write to arbitrary files via a symlink attack on temporary files with predictable names, as demonstrated by /tmp/fail2ban-mail.txt.

Risk And Classification

Primary CVSS: v2.0 4.7 from [email protected]

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

Problem Types: CWE-59 | n/a

CVSS v2.0 Breakdown

Access Vector
Local
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
Complete
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Fail2ban Fail2ban 0.1.0 All All All
Application Fail2ban Fail2ban 0.1.1 All All All
Application Fail2ban Fail2ban 0.1.2 All All All
Application Fail2ban Fail2ban 0.3.0 All All All
Application Fail2ban Fail2ban 0.3.1 All All All
Application Fail2ban Fail2ban 0.4.0 All All All
Application Fail2ban Fail2ban 0.4.1 All All All
Application Fail2ban Fail2ban 0.5.0 All All All
Application Fail2ban Fail2ban 0.5.1 All All All
Application Fail2ban Fail2ban 0.5.2 All All All
Application Fail2ban Fail2ban 0.5.3 All All All
Application Fail2ban Fail2ban 0.5.4 All All All
Application Fail2ban Fail2ban 0.5.5 All All All
Application Fail2ban Fail2ban 0.6.0 All All All
Application Fail2ban Fail2ban 0.6.1 All All All
Application Fail2ban Fail2ban 0.7.0 All All All
Application Fail2ban Fail2ban 0.7.1 All All All
Application Fail2ban Fail2ban 0.7.2 All All All
Application Fail2ban Fail2ban 0.7.3 All All All
Application Fail2ban Fail2ban 0.7.4 All All All
Application Fail2ban Fail2ban 0.7.5 All All All
Application Fail2ban Fail2ban 0.7.6 All All All
Application Fail2ban Fail2ban 0.7.7 All All All
Application Fail2ban Fail2ban 0.7.8 All All All
Application Fail2ban Fail2ban 0.7.9 All All All
Application Fail2ban Fail2ban 0.8.0 All All All
Application Fail2ban Fail2ban 0.8.1 All All All
Application Fail2ban Fail2ban 0.8.2 All All All
Application Fail2ban Fail2ban 0.8.3 All All All
Application Fail2ban Fail2ban All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
fail2ban/ChangeLog at sdist/0.8.5 · fail2ban/fail2ban · GitHub af854a3a-2127-422b-91ae-364da2661108 github.com
Security Advisory SA58841 - Gentoo update for fail2ban - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com
Gentoo Linux Documentation -- Fail2ban: Multiple vulnerabilities af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
#544232 - fail2ban: Insecure creating/writing to tmpfile - Debian Bug report logs af854a3a-2127-422b-91ae-364da2661108 bugs.debian.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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