CVE-2013-1166

highpriority · track · 32EPSS 0.019 · 79 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

1.89% (79th) EPSS

CVSS 7.8 · high

Is it mine?

21 products

Check your exposure

Who says so?

3 sources

cnnvd · enisa_euvd · nvd

EPSS · scored 2026-10-28

Cisco IOS XE 3.2 through 3.4 before 3.4.5S, and 3.5 through 3.7 before 3.7.1S, on 1000 series Aggregation Services Routers (ASR), when VRF-aware NAT and SIP ALG are enabled, allows remote attackers to cause a denial of service (card reload) by sending many SIP packets, aka Bug ID CSCuc65609.

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.6–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v2.06.6mediumAV:N/AC:L/Au:N/C:N/I:N/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USprimary

affected products (21)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco asr 1001all versionsnvdUScpe:2.3:h:cisco:asr_1001:*:*:*:*:*:*:*:*
cisco asr 1002all versionsnvdUScpe:2.3:h:cisco:asr_1002:*:*:*:*:*:*:*:*
cisco asr 1002 fixed routerall versionsnvdUScpe:2.3:h:cisco:asr_1002_fixed_router:*:*:*:*:*:*:*:*
cisco asr 1002-xall versionsnvdUScpe:2.3:h:cisco:asr_1002-x:*:*:*:*:*:*:*:*
cisco asr 1004all versionsnvdUScpe:2.3:h:cisco:asr_1004:*:*:*:*:*:*:*:*
cisco asr 1006all versionsnvdUScpe:2.3:h:cisco:asr_1006:*:*:*:*:*:*:*:*
cisco asr 1023 routerall versionsnvdUScpe:2.3:h:cisco:asr_1023_router:*:*:*:*:*:*:*:*
cisco ios xe= 3.2.0snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.2.1snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.2.2snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.3.0snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.3.1snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.3.2snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.4.0asnvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.4.0snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.4.1snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.4.2snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.4.3snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*
cisco ios xe= 3.4.4snvdUScpe:2.3:o:cisco:ios_xe:*:*:*:*:*:*:*:*

showing 20 of 21

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd nvd NVD CVE.org MITRE

published 2013-04-11modified 2026-06-16

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references (3)

External citations — patches, advisories, analysis.

scry

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