CVE-2011-2543

highpriority · attend · 50EPSS 0.115 · 96 %ileexploit · PoCEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · PoC

Likely / severe?

11.5% (96th) EPSS

CVSS 9 · high

Is it mine?

10 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-28

Buffer overflow in the cuil component in Cisco Telepresence System Integrator C Series 4.x before TC4.2.0 allows remote authenticated users to cause a denial of service (endpoint reboot or process crash) or possibly execute arbitrary code via a long location parameter to the getxml program, aka Bug ID CSCtq46496.

cvss

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

9.0

010

base score 0–10 · higher = more severe · hover a vector to decode

v2.09highAV:N/AC:L/Au:S/C:C/I:C/A:Cprimary · NVD / NIST USexploitability 8 · impact 10

v2.07.7highAV:N/AC:L/Au:S/C:C/I:C/A:C/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimary

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-17871Cisco TelePresence SOS-11-010 - Multiple VulnerabilitiesPoC · exploit_db

affected products (10)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco telepresence c series software= tc4.0.0nvdUScpe:2.3:a:cisco:telepresence_c_series_software:*:*:*:*:*:*:*:*
cisco telepresence c series software= tc4.0.1nvdUScpe:2.3:a:cisco:telepresence_c_series_software:*:*:*:*:*:*:*:*
cisco telepresence c series software= tc4.0.4nvdUScpe:2.3:a:cisco:telepresence_c_series_software:*:*:*:*:*:*:*:*
cisco telepresence c series software= tc4.1.0nvdUScpe:2.3:a:cisco:telepresence_c_series_software:*:*:*:*:*:*:*:*
cisco telepresence c series software= tc4.1.1nvdUScpe:2.3:a:cisco:telepresence_c_series_software:*:*:*:*:*:*:*:*
cisco telepresence c series software= tc4.1.2nvdUScpe:2.3:a:cisco:telepresence_c_series_software:*:*:*:*:*:*:*:*
cisco telepresence codec c40all versionsnvdUScpe:2.3:h:cisco:telepresence_codec_c40:*:*:*:*:*:*:*:*
cisco telepresence codec c60all versionsnvdUScpe:2.3:h:cisco:telepresence_codec_c60:*:*:*:*:*:*:*:*
cisco telepresence codec c90all versionsnvdUScpe:2.3:h:cisco:telepresence_codec_c90:*:*:*:*:*:*:*:*

also known as (2)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

enisa_euvd nvd NVD CVE.org MITRE

published 2011-09-23modified 2026-06-16

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+21039 more

references (16)

External citations — patches, advisories, analysis.

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