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CVE-2013-7176

UnknownEPSS 3.23%

Last modified

CVE-2013-7176 is a vulnerability of currently unknown severity. 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.. EPSS estimates a 3.23% chance of exploitation in the next 30 days.

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.

Metrics

EPSS Probability
3.23%

86.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Fail2banFail2ban<= 0.8.10
Fail2banFail2ban0.1.0
Fail2banFail2ban0.1.1
Fail2banFail2ban0.1.2
Fail2banFail2ban0.3.0
Fail2banFail2ban0.3.1
Fail2banFail2ban0.4.0
Fail2banFail2ban0.4.1
Fail2banFail2ban0.5.0
Fail2banFail2ban0.5.1
Fail2banFail2ban0.5.2
Fail2banFail2ban0.5.3
Fail2banFail2ban0.5.4
Fail2banFail2ban0.5.5
Fail2banFail2ban0.6.0
Fail2banFail2ban0.6.1
Fail2banFail2ban0.7.0
Fail2banFail2ban0.7.1
Fail2banFail2ban0.7.2
Fail2banFail2ban0.7.3
Fail2banFail2ban0.7.4
Fail2banFail2ban0.7.5
Fail2banFail2ban0.7.6
Fail2banFail2ban0.7.7
Fail2banFail2ban0.7.8
Fail2banFail2ban0.7.9
Fail2banFail2ban0.8.0
Fail2banFail2ban0.8.1
Fail2banFail2ban0.8.2
Fail2banFail2ban0.8.3
Fail2banFail2ban0.8.4
Fail2banFail2ban0.8.5
Fail2banFail2ban0.8.6
Fail2banFail2ban0.8.7
Fail2banFail2ban0.8.7.1
Fail2banFail2ban0.8.8
Fail2banFail2ban0.8.9

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2013-7176?
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.
How severe is CVE-2013-7176?
Severity scoring for CVE-2013-7176 is pending analysis. The EPSS model estimates a 3.23% probability of exploitation in the next 30 days.
How do I fix CVE-2013-7176?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2013-7176?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST