Unrated severityNVD Advisory· Published Jun 23, 2015· Updated Jun 17, 2026
CVE-2015-4203
CVE-2015-4203
Description
Race condition in Cisco IOS 12.2SCH in the Performance Routing Engine (PRE) module on uBR10000 devices, when NetFlow and an MPLS IPv6 VPN are configured, allows remote attackers to cause a denial of service (PXF process crash) by sending malformed MPLS 6VPE packets quickly, aka Bug ID CSCud83396.
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Affected products
3cpe:2.3:o:cisco:ios:12.2\(33\)sch:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:cisco:ios:12.2\(33\)sch:*:*:*:*:*:*:*
- cpe:2.3:o:cisco:ios:12.2sch:*:*:*:*:*:*:*
- (no CPE)range: 12.2SCH
Patches
Vulnerability mechanics
References
3- tools.cisco.com/security/center/viewAlert.xnvdVendor Advisory
- www.securityfocus.com/bid/75339nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1032692nvdThird Party AdvisoryVDB Entry
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