Vulnerability in Cisco iOS Xr
CVE-2016-1361
Cisco IOS XR through 4.3.2 on Gigabit Switch Router (GSR) 12000 devices does not properly check for a Bidirectional Forwarding Detection (BFD) header in a UDP packet, which allows remote attackers to cause a denial of service (line-card restart) via a crafted packet, aka Bug ID CSCuw56900.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.007 (53.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Cisco iOS Xr — versions 3.3.3, 3.4.1, 3.4.2
- Cisco Xr 12404
- Cisco Xr 12406
- Cisco Xr 12410
- Cisco Xr 12416
Weakness classification (CWE)
References
- www.securitytracker.com/id/1035314 (vdb-entry)
- tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160311… (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2016-1361?
- CVE-2016-1361 is a medium-severity vulnerability in Cisco iOS Xr, classified under CWE-399. CVSS score: 5.3/10. Published 2016-03-12.
- How severe is CVE-2016-1361?
- Medium severity. CVSS v3 base score is 5.3 out of 10.