Vulnerability Details : CVE-2012-4617
The BGP implementation in Cisco IOS 15.2, IOS XE 3.5.xS before 3.5.2S, and IOS XR 4.1.0 through 4.2.2 allows remote attackers to cause a denial of service (multiple connection resets) by leveraging a peer relationship and sending a malformed attribute, aka Bug IDs CSCtt35379, CSCty58300, CSCtz63248, and CSCtz62914.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2012-4617
- cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.1.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.1.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.2.0:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.2.1:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xr:4.2.2:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:3.5.0s:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios_xe:3.5.1s:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-4617
0.56%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-4617
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.1
|
HIGH | AV:N/AC:M/Au:N/C:N/I:N/A:C |
8.6
|
6.9
|
NIST |
CWE ids for CVE-2012-4617
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-4617
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http://www.securitytracker.com/id?1027576
Cisco IOS BGP Attribute Processing Bug Lets Remote Users Deny Service - SecurityTracker
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http://www.securityfocus.com/bid/55694
Cisco IOS Malformed Attribute Denial of Service Vulnerability
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http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-bgp
Cisco IOS Software Malformed Border Gateway Protocol Attribute VulnerabilityVendor Advisory
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