CVE-2009-2056 — Cisco IOS XR vulnerability

CWE-264CWE-3994 documents4 sources
Severity
3.3LOWNVD
EPSS
0.5%
top 35.22%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco IOS XR
Timeline
PublishedAug 21
Latest updateMay 2

Description

Cisco IOS XR 3.8.1 and earlier allows remote authenticated users to cause a denial of service (process crash) via vectors involving a BGP UPDATE message with many AS numbers prepended to the AS path.

CVSS vector

AV:N/AC:L/C:N/I:N/A:PExploitability: 6.4 | Impact: 2.9

Affected Packages1 packages

▶NVDcisco/ios_xr3.8.1+31

Patches

Patch: www.cisco.com ↗Patch: www.cisco.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-mc68-3chj-wmp4: Cisco IOS XR 3↗2022-05-02
▶
CVEList
CVE-2009-2056: Cisco IOS XR 3↗2009-08-21
▶

📋Vendor Advisories

1
Cisco
Cisco IOS XR Software Border Gateway Protocol Vulnerabilities↗2009-08-18
▶
CVE-2009-2056 — Cisco IOS XR vulnerability | cvebase