CVE-2013-6021

Name: CVE-2013-6021
Creator: NVD / NIST
Published: 2013-10-19T10:36:08.573+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 12.20%

Last modified Jun 16, 2026

CVE-2013-6021 is a vulnerability of currently unknown severity. Buffer overflow in WGagent in WatchGuard WSM and Fireware before 11.8 allows remote attackers to execute arbitrary code via a long sessionid value in a cookie.. EPSS estimates a 12.20% chance of exploitation in the next 30 days.

Description

Buffer overflow in WGagent in WatchGuard WSM and Fireware before 11.8 allows remote attackers to execute arbitrary code via a long sessionid value in a cookie.

Metrics

EPSS Probability

12.20%

95.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Watchguard	Fireware	<= 11.7.4
Watchguard	Fireware	11.0.2
Watchguard	Fireware	11.1
Watchguard	Fireware	11.2.3
Watchguard	Fireware	11.3
Watchguard	Fireware	11.3.6
Watchguard	Fireware	11.4
Watchguard	Fireware	11.4.2
Watchguard	Fireware	11.5.1
Watchguard	Fireware	11.5.3
Watchguard	Fireware	11.6.6
Watchguard	Fireware	11.7.2

References

http://osvdb.org/98752
http://watchguardsecuritycenter.com/2013/10/17/watchguard-dimension-and-fireware-xtm-11-8/Vendor Advisory
http://watchguardsecuritycenter.com/2013/10/17/xtm-11-8-secfixes/Vendor Advisory
http://www.exploit-db.com/exploits/29273Exploit
http://www.kb.cert.org/vuls/id/233990Patch, US Government Resource
http://www.securityfocus.com/bid/63227Exploit
https://funoverip.net/2013/10/watchguard-cve-2013-6021-stack-based-buffer-overflow-exploit/Exploit
http://osvdb.org/98752
http://watchguardsecuritycenter.com/2013/10/17/watchguard-dimension-and-fireware-xtm-11-8/Vendor Advisory
http://watchguardsecuritycenter.com/2013/10/17/xtm-11-8-secfixes/Vendor Advisory
http://www.exploit-db.com/exploits/29273Exploit
http://www.kb.cert.org/vuls/id/233990Patch, US Government Resource
http://www.securityfocus.com/bid/63227Exploit
https://funoverip.net/2013/10/watchguard-cve-2013-6021-stack-based-buffer-overflow-exploit/Exploit

Timeline

Published: Oct 19, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-6021?

Buffer overflow in WGagent in WatchGuard WSM and Fireware before 11.8 allows remote attackers to execute arbitrary code via a long sessionid value in a cookie.

How severe is CVE-2013-6021?

Severity scoring for CVE-2013-6021 is pending analysis. The EPSS model estimates a 12.20% probability of exploitation in the next 30 days.

How do I fix CVE-2013-6021?

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-2013-6021?

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

Scan your code now

Source: NVD / NIST