CVE-2010-0577

Published: Mar 25, 2010Modified: Apr 29, 2026

7.1

Vector

AV:N/AC:M/Au:N/C:N/I:N/A:C

Exploitability: 8.6 / Impact: 6.9

Source: NVD

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.

Affected (136)

Products: Cisco: Ios

Cisco

1 product

Ios

Configuration A

136 vulnerable

Vulnerable Software	Affected Versions
Cisco Ios	Version 12.2b
Cisco Ios	Version 12.2bc
Cisco Ios	Version 12.2bx
Cisco Ios	Version 12.2by
Cisco Ios	Version 12.2bz
Cisco Ios	Version 12.2cx
Cisco Ios	Version 12.2cy
Cisco Ios	Version 12.2cz
Cisco Ios	Version 12.2jx
Cisco Ios	Version 12.2mc
Cisco Ios	Version 12.2t
Cisco Ios	Version 12.2tpc
Cisco Ios	Version 12.2xj
Cisco Ios	Version 12.2xk
Cisco Ios	Version 12.2xl
Cisco Ios	Version 12.2xm
Cisco Ios	Version 12.2xr
Cisco Ios	Version 12.2xw
Cisco Ios	Version 12.2ya
Cisco Ios	Version 12.2yb
Cisco Ios	Version 12.2yd
Cisco Ios	Version 12.2yf
Cisco Ios	Version 12.2yg
Cisco Ios	Version 12.2yh
Cisco Ios	Version 12.2yj
Cisco Ios	Version 12.2yl
Cisco Ios	Version 12.2ym
Cisco Ios	Version 12.2yn
Cisco Ios	Version 12.2yp
Cisco Ios	Version 12.2yq
Cisco Ios	Version 12.2yr
Cisco Ios	Version 12.2yt
Cisco Ios	Version 12.2yu
Cisco Ios	Version 12.2yv
Cisco Ios	Version 12.2yw
Cisco Ios	Version 12.2yy
Cisco Ios	Version 12.2zb
Cisco Ios	Version 12.2zc
Cisco Ios	Version 12.2zd
Cisco Ios	Version 12.2ze
Cisco Ios	Version 12.2zf
Cisco Ios	Version 12.2zg
Cisco Ios	Version 12.2zh
Cisco Ios	Version 12.2zj
Cisco Ios	Version 12.2zl
Cisco Ios	Version 12.2zp
Cisco Ios	Version 12.3
Cisco Ios	Version 12.3b
Cisco Ios	Version 12.3bc
Cisco Ios	Version 12.3bw
Cisco Ios	Version 12.3ja
Cisco Ios	Version 12.3jea
Cisco Ios	Version 12.3jeb
Cisco Ios	Version 12.3jec
Cisco Ios	Version 12.3jed
Cisco Ios	Version 12.3jk
Cisco Ios	Version 12.3jl
Cisco Ios	Version 12.3jx
Cisco Ios	Version 12.3t
Cisco Ios	Version 12.3tpc
Cisco Ios	Version 12.3xa
Cisco Ios	Version 12.3xb
Cisco Ios	Version 12.3xc
Cisco Ios	Version 12.3xd
Cisco Ios	Version 12.3xe
Cisco Ios	Version 12.3xf
Cisco Ios	Version 12.3xg
Cisco Ios	Version 12.3xi
Cisco Ios	Version 12.3xj
Cisco Ios	Version 12.3xk
Cisco Ios	Version 12.3xl
Cisco Ios	Version 12.3xq
Cisco Ios	Version 12.3xr
Cisco Ios	Version 12.3xs
Cisco Ios	Version 12.3xu
Cisco Ios	Version 12.3xw
Cisco Ios	Version 12.3xx
Cisco Ios	Version 12.3xy
Cisco Ios	Version 12.3xz
Cisco Ios	Version 12.3ya
Cisco Ios	Version 12.3yd
Cisco Ios	Version 12.3yf
Cisco Ios	Version 12.3yg
Cisco Ios	Version 12.3yh
Cisco Ios	Version 12.3yi
Cisco Ios	Version 12.3yj
Cisco Ios	Version 12.3yk
Cisco Ios	Version 12.3ym
Cisco Ios	Version 12.3yq
Cisco Ios	Version 12.3ys
Cisco Ios	Version 12.3yt
Cisco Ios	Version 12.3yu
Cisco Ios	Version 12.3yx
Cisco Ios	Version 12.3yz
Cisco Ios	Version 12.3za
Cisco Ios	Version 12.4
Cisco Ios	Version 12.4gc
Cisco Ios	Version 12.4ja
Cisco Ios	Version 12.4jda
Cisco Ios	Version 12.4jdc
Cisco Ios	Version 12.4jdd
Cisco Ios	Version 12.4jk
Cisco Ios	Version 12.4jl
Cisco Ios	Version 12.4jma
Cisco Ios	Version 12.4jmb
Cisco Ios	Version 12.4jx
Cisco Ios	Version 12.4md
Cisco Ios	Version 12.4mda
Cisco Ios	Version 12.4mr
Cisco Ios	Version 12.4sw
Cisco Ios	Version 12.4t
Cisco Ios	Version 12.4xa
Cisco Ios	Version 12.4xb
Cisco Ios	Version 12.4xc
Cisco Ios	Version 12.4xd
Cisco Ios	Version 12.4xe
Cisco Ios	Version 12.4xf
Cisco Ios	Version 12.4xg
Cisco Ios	Version 12.4xj
Cisco Ios	Version 12.4xk
Cisco Ios	Version 12.4xl
Cisco Ios	Version 12.4xm
Cisco Ios	Version 12.4xn
Cisco Ios	Version 12.4xp
Cisco Ios	Version 12.4xq
Cisco Ios	Version 12.4xr
Cisco Ios	Version 12.4xt
Cisco Ios	Version 12.4xv
Cisco Ios	Version 12.4xw
Cisco Ios	Version 12.4xy
Cisco Ios	Version 12.4xz
Cisco Ios	Version 12.4ya
Cisco Ios	Version 12.4yb
Cisco Ios	Version 12.4yd
Cisco Ios	Version 12.4ye
Cisco Ios	Version 12.4yg