Vulnerability Details : CVE-2013-5474
Race condition in the IPv6 virtual fragmentation reassembly (VFR) implementation in Cisco IOS 12.2 through 12.4 and 15.0 through 15.3 allows remote attackers to cause a denial of service (device reload or hang) via fragmented IPv6 packets, aka Bug ID CSCud64812.
Vulnerability category: Denial of service
Products affected by CVE-2013-5474
- cpe:2.3:o:cisco:ios:12.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.3:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.4:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-5474
0.16%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 53 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-5474
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
CWE ids for CVE-2013-5474
-
The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-5474
-
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130925-ipv6vfr
Cisco IOS Software IPv6 Virtual Fragmentation Reassembly Denial of Service VulnerabilityVendor Advisory
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