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CVE-2013-6693 Details
Description
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.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No CVSS 3.x data is available for this CVE.
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6693 | CVE | Vendor Advisory |
| http://tools.cisco.com/security/center/viewAlert.x?alertId=31861 | CVE | Vendor Advisory |
| http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-6693 | [email protected] | Vendor Advisory |
| http://tools.cisco.com/security/center/viewAlert.x?alertId=31861 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| cisco ios | <= 15.3\(3\)s 15.3(2)s 15.3s |
CPE
Remediation
| |
| cisco 7600 router | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Apr 29, 2026 | Status Change | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Nov 22, 2013 | Initial Analysis | [email protected] |