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Unrated severityNVD Advisory· Published Feb 1, 2014· Updated Apr 29, 2026

CVE-2013-7176

CVE-2013-7176

Description

config/filter.d/postfix.conf in the postfix filter in Fail2ban before 0.8.11 allows remote attackers to trigger the blocking of an arbitrary IP address via a crafted e-mail address that matches an improperly designed regular expression.

Affected products

37
  • Fail2ban/Fail2ban37 versions
    cpe:2.3:a:fail2ban:fail2ban:0.6.0:*:*:*:*:*:*:*+ 36 more
    • cpe:2.3:a:fail2ban:fail2ban:0.6.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.6.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.2:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.3:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.4:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.5:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.6:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.7:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.8:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.7.9:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.2:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.3:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:*:*:*:*:*:*:*:*range: <=0.8.10
    • cpe:2.3:a:fail2ban:fail2ban:0.1.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.1.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.1.2:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.3.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.3.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.4.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.4.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.5.0:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.5.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.5.2:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.5.3:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.5.4:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.5.5:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.4:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.5:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.6:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.7:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.7.1:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.8:*:*:*:*:*:*:*
    • cpe:2.3:a:fail2ban:fail2ban:0.8.9:*:*:*:*:*:*:*

Patches

1
eb2f0c927257
https://github.com/fail2ban/fail2banvia nvd-ref
commit

Vulnerability mechanics

Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.

References

4

News mentions

0

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