CVE-2013-4389

Name: CVE-2013-4389
Creator: NVD / NIST
Published: 2013-10-17T00:55:03.32+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.14%

Last modified Jun 16, 2026

CVE-2013-4389 is a vulnerability of currently unknown severity. Multiple format string vulnerabilities in log_subscriber.rb files in the log subscriber component in Action Mailer in Ruby on Rails 3.x before 3.2.15 allow remote attackers to cause a denial of service via a crafted e-mail address that is improperly handled during construction of a log message.. EPSS estimates a 3.14% chance of exploitation in the next 30 days.

Description

Multiple format string vulnerabilities in log_subscriber.rb files in the log subscriber component in Action Mailer in Ruby on Rails 3.x before 3.2.15 allow remote attackers to cause a denial of service via a crafted e-mail address that is improperly handled during construction of a log message.

Metrics

EPSS Probability

3.14%

86.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-134

Affected Software

Vendor	Product	Versions
Rubyonrails	Rails	>= 3.0.0, < 3.2.15
Opensuse	Opensuse	12.2
Opensuse	Opensuse	12.3
Opensuse	Opensuse	13.1
Debian	Debian Linux	7.0

References

http://lists.opensuse.org/opensuse-updates/2013-12/msg00091.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-12/msg00094.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2014-01/msg00003.htmlMailing List, Third Party Advisory
http://www.debian.org/security/2014/dsa-2887Third Party Advisory
http://www.debian.org/security/2014/dsa-2888Third Party Advisory
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/yvlR1Vx44c8/elKJkpO2KVgJBroken Link, Exploit
http://lists.opensuse.org/opensuse-updates/2013-12/msg00091.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2013-12/msg00094.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2014-01/msg00003.htmlMailing List, Third Party Advisory
http://www.debian.org/security/2014/dsa-2887Third Party Advisory
http://www.debian.org/security/2014/dsa-2888Third Party Advisory
https://groups.google.com/forum/message/raw?msg=ruby-security-ann/yvlR1Vx44c8/elKJkpO2KVgJBroken Link, Exploit

Timeline

Published: Oct 17, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-4389?

How severe is CVE-2013-4389?

Severity scoring for CVE-2013-4389 is pending analysis. The EPSS model estimates a 3.14% probability of exploitation in the next 30 days.

How do I fix CVE-2013-4389?

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-2013-4389?

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

Scan your code now

Source: NVD / NIST