CVE-2012-4617 — Improper Input Validation in Cisco IOS

CWE-20 — Improper Input ValidationCWE-3994 documents4 sources
Severity
7.1HIGHNVD
EPSS
0.6%
top 31.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Cisco IOSCisco IOS XECisco IOS XR
Timeline
PublishedSep 27
Latest updateMay 17

Description

The BGP implementation in Cisco IOS 15.2, IOS XE 3.5.xS before 3.5.2S, and IOS XR 4.1.0 through 4.2.2 allows remote attackers to cause a denial of service (multiple connection resets) by leveraging a peer relationship and sending a malformed attribute, aka Bug IDs CSCtt35379, CSCty58300, CSCtz63248, and CSCtz62914.

CVSS vector

AV:N/AC:M/C:N/I:N/A:CExploitability: 8.6 | Impact: 6.9

Affected Packages3 packages

▶NVDcisco/ios15.2
▶NVDcisco/ios_xe3.5.0s, 3.5.1s+1
▶NVDcisco/ios_xr6 versions+5

🔴Vulnerability Details

2
GHSA
GHSA-gmvh-96pj-qpf9: The BGP implementation in Cisco IOS 15↗2022-05-17
▶
CVEList
CVE-2012-4617: The BGP implementation in Cisco IOS 15↗2012-09-27
▶

📋Vendor Advisories

1
Cisco
Cisco IOS Software Malformed Border Gateway Protocol Attribute Vulnerability↗2012-09-26
▶
CVE-2012-4617 — Improper Input Validation in Cisco IOS | cvebase