Unrated severityNVD Advisory· Published May 20, 2014· Updated Jun 17, 2026
CVE-2014-3271
CVE-2014-3271
Description
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:cisco:ios_xr:*:*:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
2- tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-3271nvdVendor Advisory
- www.securitytracker.com/id/1030259nvdThird Party AdvisoryVDB Entry
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