CVE-2013-5503

Cisco IOS XR 4.3.1 - Denial of Service via UDP Packet Queue Memory Leak

Title source: llm
STIX 2.1

Description

The UDP process in Cisco IOS XR 4.3.1 does not free packet memory upon detecting full packet queues, which allows remote attackers to cause a denial of service (memory consumption) via UDP packets to listening ports, aka Bug ID CSCue69413.

References (1)

Core 1
Core References

Scores

EPSS 0.0133
EPSS Percentile 68.0%

Details

CWE
CWE-399
Status published
Products (1)
cisco/ios_xr 4.3.1
Published Oct 02, 2013
Tracked Since Feb 18, 2026