Description
Cisco IOS 12.2 through 12.4, when certain PMTUD, SNAT, or window-size configurations are used, allows remote attackers to cause a denial of service (infinite loop, and device reload or hang) via a TCP segment with crafted options, aka Bug ID CSCsz75186.
Metrics
CVSS 2.0 7.1/10
AV:N/AC:M/Au:N/C:N/I:N/A:CWeakness enumeration
Affected software
No affected versions have been published.
Timeline
- Published
- Mar 25, 2010
- Last modified
- Jun 16, 2026
- NVD status
- Modified