CVE-2015-0731

Severity: medium (CVSS 6.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-05-16 · updated 2026-06-17
Weakness: CWE-399

Description

The ISDN implementation in Cisco IOS 15.3S allows remote attackers to cause a denial of service (device reload) via malformed Q931 SETUP messages, aka Bug ID CSCut37890.

Affected products

Cisco IOS: 15.3(3)s1, 15.3s

References

http://tools.cisco.com/security/center/viewAlert.x?alertId=38833
http://www.securitytracker.com/id/1032337
http://tools.cisco.com/security/center/viewAlert.x?alertId=38833
http://www.securitytracker.com/id/1032337

Get alerted when CVE-2015-0731 or the next vulnerability affects your stack