TI-2013-04729 Aliases CVE-2013-5536 GHSA-rfcq-qh2v-3pxc

Cisco Secure Access Control System (ACS) does not properly implement an incoming-packet…

LOW 26CWE-20Published 2013-10-24 · Updated 2024-09-16

Key facts

Attack vector: Network
Privileges required: None
User interaction: — Not recorded in CVSS 2.0
Attack complexity: Low
Impact type: —
Confidentiality · integrity · availability: None · None · Partial
Fix status: No fix listed

Attack profile from CVSS 2.0 · NVD. Fix status from CNA.

Summary

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.

Why it matters now

EPSS 0.01497 74th percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:cisco:secure_access_control_system:-:::::::*	not specified by NVD	Vulnerable	Cisco

cpe:2.3:a:cisco:secure_access_control_system:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Cisco

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2013-5536
2026-10-03 Alias added: GHSA-rfcq-qh2v-3pxc

References

Advisory 1

20131022 Cisco Secure ACS Distributed Deployment Denial of Service Vulnerability

TI-2018-00118 Improper input validation in Cisco Secure Access Control System KEVCVSS 3.1CRITICAL 9.8
TI-2018-00214 Improper input validation in Cisco Secure Access Control System CVSS 3.0CRITICAL 9.8
TI-2014-00618 The RMI interface in Cisco Secure Access Control System (ACS) 5.x before 5.5 does not… CVSS 2.0HIGH 10.0
TI-2014-00620 The web interface in Cisco Secure Access Control System (ACS) 5.x before 5.4 Patch 3… CVSS 2.0HIGH 10.0
TI-2014-00619 The RMI interface in Cisco Secure Access Control System (ACS) 5.x before 5.5 does not… CVSS 2.0HIGH 9.0
TI-2011-00829 The web-based management interface in Cisco Secure Access Control System (ACS) 5.1 before… CVSS 2.0MEDIUM 5.0

See all 34 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences