CVE-2016-6421 — Cisco IOS XR vulnerability

CWE-3994 documents4 sources
Severity
5.3MEDIUMNVD
EPSS
0.5%
top 32.14%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco IOS XR
Timeline
PublishedOct 5
Latest updateMay 17

Description

Cisco IOS XR 5.2.2 allows remote attackers to cause a denial of service (process restart) via a crafted OSPF Link State Advertisement (LSA) update, aka Bug ID CSCvb05643.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:LExploitability: 3.9 | Impact: 1.4

Affected Packages1 packages

▶NVDcisco/ios_xr5.2.2

🔴Vulnerability Details

2
GHSA
GHSA-p9ch-7c57-q9hh: Cisco IOS XR 5↗2022-05-17
▶
CVEList
CVE-2016-6421: Cisco IOS XR 5↗2016-10-05
▶

📋Vendor Advisories

1
Cisco
Cisco IOS XR Software Open Shortest Path First Link State Advertisement Denial of Service Vulnerability↗2016-09-28
▶
CVE-2016-6421 — Cisco IOS XR vulnerability | cvebase