Vulnerability Description
The BGP implementation in Cisco NX-OS does not properly filter AS paths, which allows remote attackers to cause a denial of service (BGP service reset and resync) via a malformed UPDATE message, aka Bug ID CSCtn13065.
CVSS Score
4.3
MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Nx-Os | - |
Related Weaknesses (CWE)
References
- http://osvdb.org/98130
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4099Vendor Advisory
- http://osvdb.org/98130
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2012-4099Vendor Advisory
FAQ
What is CVE-2012-4099?
CVE-2012-4099 is a vulnerability with a CVSS score of 4.3 (MEDIUM). The BGP implementation in Cisco NX-OS does not properly filter AS paths, which allows remote attackers to cause a denial of service (BGP service reset and resync) via a malformed UPDATE message, aka B...
How severe is CVE-2012-4099?
CVE-2012-4099 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-4099?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Nx-Os.