CVE-2013-5470 — Cisco Secure Access Control System (ACS) does not properly handle requests to read from the TACACS+ socket, which allows remote attackers to cause a denial of service (process crash) via malformed TCP packets, aka Bug ID CSCuh12488

Back Back to CVE browser

MEDIUM

Cisco Secure Access Control System (ACS) does not properly handle requests to read from the TACACS+ socket, which allows remote attackers to cause a denial of service (process crash) via malformed TCP packets, aka Bug ID CSCuh12488

Published Sep 4, 2013

5.0

MEDIUM

CVSS 2.0

EPSS 1.86%

Description

Cisco Secure Access Control System (ACS) does not properly handle requests to read from the TACACS+ socket, which allows remote attackers to cause a denial of service (process crash) via malformed TCP packets, aka Bug ID CSCuh12488.

Affected products

Remediation

No remediation recorded yet.

Metrics

1.86% 0.01860

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.

EPSS probability 0.01860

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 2, 2026	1.86% (0.01860)	78.49th	v5 (v2026.06.15)
Jun 15, 2026	1.86% (0.01860)	76.41th	v5 (v2026.06.15)
Mar 17, 2025	0.69% (0.00687)	70.04th	v4 (v2025.03.14)
Dec 12, 2024	0.30% (0.00297)	70.19th	v3 (v2023.03.01)
Feb 8, 2024	0.30% (0.00297)	68.52th	v3 (v2023.03.01)
Mar 7, 2023	0.30% (0.00297)	64.52th	v3 (v2023.03.01)
Mar 6, 2023	1.14% (0.01136)	59.45th	v2 (v2022.01.01)
Oct 18, 2022	1.14% (0.01136)	58.28th	v2 (v2022.01.01)
Apr 1, 2022	1.14% (0.01136)	56.27th	v2 (v2022.01.01)
Feb 4, 2022	1.14% (0.01136)	34.23th	v2 (v2022.01.01)

Weaknesses (1)

CWE-20

Improper Input Validation

References (3)

http://osvdb.org/96822
vdb-entryx_refsource_OSVDB
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5470
vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securityfocus.com/bid/62145
vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry

Link	Providers	Tags
http://osvdb.org/96822		vdb-entryx_refsource_OSVDB
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-5470		vendor-advisoryx_refsource_CISCOVendor Advisory
http://www.securityfocus.com/bid/62145		vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner cisco

Published Sep 4, 2013

Updated Aug 6, 2024

Reserved Aug 22, 2013

Link CVE-2013-5470

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2013-5470

Red Hat

Severity n/a

Public date n/a

Links CVE-2013-5470