CVE-2013-5477 — Improper Input Validation in Cisco IOS

CWE-20 — Improper Input ValidationCWE-3994 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.4%
top 37.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco IOS
Timeline
PublishedSep 27
Latest updateMay 17

Description

The T1/E1 driver-queue functionality in Cisco IOS 12.2 and 15.0 through 15.3, when an HDLC32 driver is used, allows remote attackers to cause a denial of service (interface queue wedge) via bursty network traffic, aka Bug ID CSCub67465.

CVSS vector

AV:N/AC:L/C:N/I:N/A:CExploitability: 10.0 | Impact: 6.9

Affected Packages1 packages

▶NVDcisco/ios5 versions+4

🔴Vulnerability Details

2
GHSA
GHSA-hpvx-4qg5-5q4q: The T1/E1 driver-queue functionality in Cisco IOS 12↗2022-05-17
▶
CVEList
CVE-2013-5477: The T1/E1 driver-queue functionality in Cisco IOS 12↗2013-09-27
▶

📋Vendor Advisories

1
Cisco
Cisco IOS Software Queue Wedge Denial of Service Vulnerability↗2013-09-25
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CVE-2013-5477 — Improper Input Validation in Cisco IOS | cvebase