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CVE-2013-7176

Date: February 1, 2014

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.

Severity Score

Related Resources (8)

https://security-tracker.debian.org/tracker/CVE-2013-7176
https://people.canonical.com/~ubuntu-security/cve/CVE-2013-7176
http://www.debian.org/security/2014/dsa-2979
https://nvd.nist.gov/vuln/detail/CVE-2013-7176
https://github.com/fail2ban/fail2ban/commit/eb2f0c927257120dfc32d2450fd63f1962f38821
http://lists.opensuse.org/opensuse-updates/2014-03/msg00021.html
http://www.kb.cert.org/vuls/id/686662
https://www.mend.io/vulnerability-database/CVE-2013-7176

Severity Score

Weakness Type (CWE)

Improper Input Validation

CWE-20

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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