CVE-2013-5536

Name: CVE-2013-5536
Creator: NVD / NIST
Published: 2013-10-24T10:53:09.88+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.50%

Last modified Jun 16, 2026

CVE-2013-5536 is a vulnerability of currently unknown severity. Cisco Secure Access Control System (ACS) does not properly implement an incoming-packet firewall rule, which allows remote attackers to cause a denial of service (process crash) via a flood of crafted packets, aka Bug ID CSCui51521.. EPSS estimates a 1.50% chance of exploitation in the next 30 days.

Description

Cisco Secure Access Control System (ACS) does not properly implement an incoming-packet firewall rule, which allows remote attackers to cause a denial of service (process crash) via a flood of crafted packets, aka Bug ID CSCui51521.

Metrics

EPSS Probability

1.50%

70.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Cisco	Secure Access Control System	All versions

References

http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5536Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5536Vendor Advisory

Timeline

Published: Oct 24, 2013
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2013-5536?

How severe is CVE-2013-5536?

Severity scoring for CVE-2013-5536 is pending analysis. The EPSS model estimates a 1.50% probability of exploitation in the next 30 days.

How do I fix CVE-2013-5536?

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-2013-5536?

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

Scan your code now

Source: NVD / NIST