VULNERABILITY INTELLIGENCE

CVE-2015-0731

CVSS score6.1 MEDIUM

EPSS probability0.61%

CISA KEVNot currently listed

Published2015-05-16

Last modified2026-06-17

CVSS vectorAV:A/AC:L/Au:N/C:N/I:N/A:C

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.

Primary references

psirt@cisco.com — Vendor Advisory
psirt@cisco.com — Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory, VDB Entry