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CVE-2011-0945

N/A

Published: October 3, 2011 at 11:00 PM UTC

Updated: June 16, 2026 at 11:28 PM UTC

2 products affected across 1 vendorIOSIOS Xe

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Severity

N/A

Exploit prediction

EPSS 2%

Description

Memory leak in the Data-link switching (aka DLSw) feature in Cisco IOS 12.1 through 12.4 and 15.0 through 15.1, and IOS XE 3.1.xS before 3.1.3S and 3.2.xS before 3.2.1S, when implemented over Fast Sequence Transport (FST), allows remote attackers to cause a denial of service (memory consumption and device reload or hang) via a crafted IP protocol 91 packet, aka Bug ID CSCth69364.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

IOS · Cisconpm

95%

12.1 12.1t 12.1xi 12.1xj 12.1xl 12.1xm 12.1xp 12.1xq 12.1xr 12.1xs 12.1xt 12.1xu 12.1xv 12.1xy 12.1ya 12.1yb 12.1yc 12.1yd 12.1ye 12.1yf 12.1yh 12.1yi 12.2b 12.2bw 12.2bx 12.2by 12.2cz 12.2dd 12.2dx 12.2ex 12.2ira 12.2irb 12.2irc 12.2ird 12.2ire 12.2ixa 12.2ixb 12.2ixc 12.2ixd 12.2ixe 12.2ixf 12.2ixg 12.2ixh 12.2mra 12.2mrb 12.2sbc 12.2sca 12.2scb 12.2scc 12.2scd 12.2sg 12.2sra 12.2srb 12.2sre 12.2su 12.2sv 12.2sxa 12.2sxb 12.2sxd 12.2sxe 12.2sxf 12.2sy 12.2sz 12.2t 12.2tpc 12.2xa 12.2xb 12.2xc 12.2xd 12.2xg 12.2xh 12.2xi 12.2xj 12.2xk 12.2xl 12.2xm 12.2xn 12.2xq 12.2xs 12.2xt 12.2xu 12.2xv 12.2xw 12.2ya 12.2yb 12.2yc 12.2yd 12.2ye 12.2yf 12.2yh 12.2yj 12.2yk 12.2yl 12.2ym 12.2yn 12.2yt 12.2yu 12.2yv 12.2yw 12.2yx 12.2yy 12.2yz 12.2zc 12.2zd 12.2ze 12.2zf 12.2zh 12.2zj 12.2zl 12.2zp 12.2zu 12.2zy 12.2zya 12.3 12.3b 12.3t 12.3tpc 12.3va 12.3xa 12.3xb 12.3xc 12.3xd 12.3xe 12.3xf 12.3xg 12.3xi 12.3xj 12.3xk 12.3xl 12.3xq 12.3xr 12.3xs 12.3xu 12.3xw 12.3xx 12.3xy 12.3xz 12.3ya 12.3yd 12.3yf 12.3yg 12.3yh 12.3yi 12.3yj 12.3yk 12.3ym 12.3yq 12.3ys 12.3yt 12.3yu 12.3yx 12.3yz 12.3za 12.4 12.4gc 12.4md 12.4mda 12.4mr 12.4mra 12.4sw 12.4t 12.4xa 12.4xb 12.4xc 12.4xd 12.4xe 12.4xf 12.4xg 12.4xj 12.4xk 12.4xl 12.4xm 12.4xn 12.4xp 12.4xq 12.4xr 12.4xt 12.4xv 12.4xw 12.4xy 12.4xz 12.4ya 12.4yb 12.4yd 12.4ye 12.4yg 15.0m 15.0s 15.0xa 15.1t 15.1xb

IOS Xe · Cisco

95%

3.1.0s 3.1.1s 3.1.2s 3.2.0s

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4e.shtml

References (2)

x_refsource_CONFIRM

Source: [email protected]

http://tools.cisco.com/security/center/viewAlert.x?alertId=24116

Vendor Advisoryx_refsource_CISCO

Source: [email protected]

http://www.cisco.com/en/US/products/products_security_advisory09186a0080b95d4e.shtml

CVSS

7.8HIGH[email protected]

Confidentiality: NONE
Integrity: NONE
Availability: COMPLETE

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-399

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