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Case File

CVE-2013-5503

HIGH · CVSS 7.8 EPSS 1.33%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2013-10-02 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

CVE
CVE-2013-5503
Severity
HIGH
CVSS
7.8
EPSS
1.33%
Cisco

Original NVD 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.