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cve[email protected]CVE-2013-5503
HistoryOct 03, 2022 - 4:14 p.m.

CVE-2013-5503

2022-10-0316:14:55
CWE-399
web.nvd.nist.gov
25
cisco
ios xr
udp
denial of service
vulnerability
cisco bug id
memory consumption
nvd
cve-2013-5503

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

6.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

49.5%

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.

Affected configurations

NVD
Node
ciscoios_xrMatch4.3.1
CPENameOperatorVersion
cisco:ios_xrcisco ios xreq4.3.1

7.8 High

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

6.8 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

49.5%