CVE-2009-2871

CVSS 7.8 - HIGH
Description

Unspecified vulnerability in Cisco IOS 12.2 and 12.4, when SSLVPN sessions, SSH sessions, or IKE encrypted nonces are enabled, allows remote attackers to cause a denial of service (device reload) via a crafted encrypted packet, aka Bug ID CSCsq24002.

Affected Products
17
Vendor Product Version
cisco ios 12.2xna
cisco ios 12.2xnb
cisco ios 12.2xnc
cisco ios 12.2xnd
cisco ios 12.4md
cisco ios 12.4mr
cisco ios 12.4sw
cisco ios 12.4t
cisco ios 12.4xf
cisco ios 12.4xj
cisco ios 12.4xk
cisco ios 12.4xq
cisco ios 12.4xr
cisco ios 12.4xv
cisco ios 12.4xw
cisco ios 12.4xy
cisco ios 12.4xz
Weakness Types
NVD-CWE-noinfo
CVE Information
CVE ID:
CVE-2009-2871
Published:
2009-09-28
Modified:
2026-04-23
CVSS Score:
7.8
Severity:
HIGH
Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:C
Affected Vendors
cisco
Quick Actions
CVSS Severity Scale
0.0 - 3.9 LOW
4.0 - 6.9 MEDIUM
7.0 - 8.9 HIGH
9.0 - 10.0 CRITICAL