Unscored severity · published Oct 2, 2013
CVE-2013-5503
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…
–
CVSS
1.3%
EPSS
No
On KEV
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.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.3% · higher than 71% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IX
Ios XR · Cisco
4.3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2013-5503
CVE.org
https://www.cve.org/CVERecord?id=CVE-2013-5503
Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20131002-iosxr
More from Ios XR
8.8
CVE-2020-3118
Cisco IOS XR Software Cisco Discovery Protocol Format String Vulnerability
8.8
CVE-2018-0167
Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability
8.6
CVE-2020-3569
Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerabilities
8.6
CVE-2020-3566
Cisco IOS XR Software DVMRP Memory Exhaustion Vulnerability
8.0
CVE-2018-0175
Cisco IOS, XR, and XE Software Buffer Overflow Vulnerability