Improper input validation in Cisco Asr 9000 Rsp440 Router
CVE-2014-3321
Cisco IOS XR 4.3.4 and earlier on ASR 9000 devices, when bridge-group virtual interface (BVI) routing is enabled, allows remote attackers to cause a denial of service (chip and card hangs) via a series of crafted MPLS packets, aka Bug ID CSCuo91149.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
Published · last modified .
CVSS v2 metric
CVSS v2 base score 5.7 (Medium). Vector: AV:A/AC:M/Au:N/C:N/I:N/A:C. This CVE predates CVSS v3 and has no v3 score from NVD.
EPSS exploit prediction
EPSS: 0.006 (49.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Cisco Asr 9000 Rsp440 Router
- Cisco Asr 9001
- Cisco Asr 9006
- Cisco Asr 9010
- Cisco Asr 9904
- Cisco Asr 9912
- Cisco Asr 9922
- Cisco iOS Xr — versions 4.3.0, 4.3.1, 4.3.2
Weakness classification (CWE)
References
- tools.cisco.com/security/center/viewAlert.x (Vendor Advisory)
- tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3321 (vendor-advisory, Vendor Advisory)
- www.securitytracker.com/id/1030597 (VDB Entry, Third Party Advisory, vdb-entry)