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CVE-2013-7176

MEDIUM · CVSS 5.0EPSS 3.2%EU EUVD

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.

Key facts

CVSS score
5.0 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness (CWE)
CWE-20
EPSS score
3.2% (88th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2013-6959)
Published
February 1, 2014
NVD last modified
June 17, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2013-6959 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban
  • fail2ban / fail2ban

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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