Home/CVE/The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service (device crash) via a malf
CVE

CVE-2014-3271

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service (device crash) via a malf

The DHCPv6 implementation in Cisco IOS XR allows remote attackers to cause a denial of service (device crash) via a malformed packet, aka Bug IDs CSCum85558, CSCum20949, CSCul61849, and CSCul71149.

MEDIUM · CVSS 5 EPSS 0.0098
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
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Weakness Classification

CWE-20Improper Input Validation
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Affected Products & Versions

1
cisco ios xrall versions
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Scoring & Timeline

5
MEDIUM · CVSS v2 (legacy) · psirt@cisco.com
View on NVD
This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.
v2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Published to NVD20 May 2014 · 11:13 AM
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References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3271Vendor Advisory
http://www.securitytracker.com/id/1030259Third Party AdvisoryVDB Entry
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