Vulnerability Details : CVE-2013-6693
The MLDP implementation in Cisco IOS 15.3(3)S and earlier on 7600 routers, when many VRFs are configured, allows remote attackers to cause a denial of service (chunk corruption and device reload) by establishing many multicast flows, aka Bug ID CSCue22345.
Vulnerability category: Denial of service
Products affected by CVE-2013-6693
- cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.3\(2\)s:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:15.3s:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:7600_router:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2013-6693
0.37%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 56 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2013-6693
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.4
|
MEDIUM | AV:N/AC:H/Au:N/C:N/I:N/A:C |
4.9
|
6.9
|
NIST |
CWE ids for CVE-2013-6693
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
References for CVE-2013-6693
-
http://tools.cisco.com/security/center/viewAlert.x?alertId=31861
Cisco IOS Software MLDP Denial of Service VulnerabilityVendor Advisory
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http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6693
Cisco IOS Software MLDP Denial of Service VulnerabilityVendor Advisory
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