Vulnerability Details : CVE-2011-2549
Unspecified vulnerability in Cisco IOS XR 4.1.x before 4.1.1 on Cisco Aggregation Services Routers (ASR) 9000 series devices allows remote attackers to cause a denial of service (line-card reload) via an IPv4 packet, aka Bug ID CSCtr26695.
Vulnerability category: Denial of service
Exploit prediction scoring system (EPSS) score for CVE-2011-2549
Probability of exploitation activity in the next 30 days: 1.28%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 84 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2011-2549
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST |
References for CVE-2011-2549
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http://www.cisco.com/en/US/products/products_security_advisory09186a0080b89155.shtml
Cisco ASR 9000 Series Routers Line Card IP Version 4 Denial of Service Vulnerability - CiscoVendor Advisory
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https://exchange.xforce.ibmcloud.com/vulnerabilities/68733
Cisco 9000 Series Aggregation Service Router IPv4 packet denial of service CVE-2011-2549 Vulnerability Report
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http://securitytracker.com/id?1025811
Cisco ASR 9000 Series Router IPv4 Packet Processing Flaw Lets Remote Users Deny Service - SecurityTracker
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http://www.securityfocus.com/bid/48811
Cisco ASR 9000 Series Routers IP Version 4 Denial of Service Vulnerability
Products affected by CVE-2011-2549
- cpe:2.3:o:cisco:ios_xr:4.1.0:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9006_router:*:*:*:*:*:*:*:*
- cpe:2.3:h:cisco:asr_9010_router:*:*:*:*:*:*:*:*