CVE-2013-5503 — Cisco IOS XR vulnerability

CWE-3994 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.4%
top 37.62%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Cisco IOS XR
Timeline
PublishedOct 2
Latest updateMay 17

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.

CVSS vector

AV:N/AC:L/C:N/I:N/A:CExploitability: 10.0 | Impact: 6.9

Affected Packages1 packages

▶NVDcisco/ios_xr4.3.1

🔴Vulnerability Details

2
GHSA
GHSA-rcf2-qf65-j8cp: The UDP process in Cisco IOS XR 4↗2022-05-17
▶
CVEList
CVE-2013-5503: The UDP process in Cisco IOS XR 4↗2013-10-02
▶

📋Vendor Advisories

1
Cisco
Cisco IOS XR Software Memory Exhaustion Vulnerability↗2013-10-02
▶
CVE-2013-5503 — Cisco IOS XR vulnerability | cvebase