Vulnerability Description
The packet-reassembly implementation in Cisco IOS XE 3.13S and earlier allows remote attackers to cause a denial of service (CPU consumption or packet loss) via fragmented (1) IPv4 or (2) IPv6 packets that trigger ATTN-3-SYNC_TIMEOUT errors after reassembly failures, aka Bug ID CSCuo37957.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Cisco | Ios Xe | 2.1.0 |
Related Weaknesses (CWE)
References
- http://tools.cisco.com/security/center/viewAlert.x?alertId=40215Vendor Advisory
- http://www.securitytracker.com/id/1033122
- http://tools.cisco.com/security/center/viewAlert.x?alertId=40215Vendor Advisory
- http://www.securitytracker.com/id/1033122
FAQ
What is CVE-2015-4293?
CVE-2015-4293 is a vulnerability with a CVSS score of 5.0 (MEDIUM). The packet-reassembly implementation in Cisco IOS XE 3.13S and earlier allows remote attackers to cause a denial of service (CPU consumption or packet loss) via fragmented (1) IPv4 or (2) IPv6 packets...
How severe is CVE-2015-4293?
CVE-2015-4293 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-4293?
Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios Xe.