Vulnerability Details : CVE-2015-6274
The IPv4 implementation on Cisco ASR 1000 devices with software 15.5(3)S allows remote attackers to cause a denial of service (ESP QFP CPU consumption) by triggering packet fragmentation and reassembly, aka Bug ID CSCuv71273.
Vulnerability category: OverflowDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2015-6274
Probability of exploitation activity in the next 30 days: 0.19%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 55 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2015-6274
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2015-6274
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The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2015-6274
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http://www.securitytracker.com/id/1033437
Cisco ASR 1000 Series Router Fragmented IPv4 Processing Flaw Lets Remote Users Consume Excessive CPU Resources on the Target System - SecurityTracker
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http://tools.cisco.com/security/center/viewAlert.x?alertId=40708
Cisco ASR 1000 Series Aggregation Services Routers Data-Plane Processing Denial of Service VulnerabilityVendor Advisory
Products affected by CVE-2015-6274
- cpe:2.3:a:cisco:asr_1000_series_software:15.5\(3\)s:*:*:*:*:*:*:*