CVE-2007-1833

mediumpriority · track · 21EPSS 0.024 · 84 %ileEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

2.35% (84th) EPSS

CVSS 5 · medium

Is it mine?

26 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-28

The Skinny Call Control Protocol (SCCP) implementation in Cisco Unified CallManager (CUCM) 3.3 before 3.3(5)SR2a, 4.1 before 4.1(3)SR4, 4.2 before 4.2(3)SR1, and 5.0 before 5.0(4a)SU1 allows remote attackers to cause a denial of service (loss of voice services) by sending crafted packets to the (1) SCCP (2000/tcp) or (2) SCCPS (2443/tcp) port.

cvss

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

5.0

010

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

v2.05mediumAV:N/AC:L/Au:N/C:N/I:N/A:Pprimary · NVD / NIST USexploitability 10 · impact 2.9

v2.04.3mediumAV:N/AC:L/Au:N/C:N/I:N/A:P/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-20USLLM-inferredCWE-400USLLM-inferred

affected products (26)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco unified callmanager= 3.3nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(2)nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(2)spbnvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(2)spcnvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(3)nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(3)sr1nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(3)sr4nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(4)nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(4)sr1anvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(5)nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(5)sr1nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 3.3(5)sr1anvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.1nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.1(2)nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.1(3)nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.1(3)sr1nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.1(3)sr2nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.1(3)sr3nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*
cisco unified callmanager= 4.2nvdUScpe:2.3:a:cisco:unified_callmanager:*:*:*:*:*:*:*:*

showing 20 of 26

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 2007-04-03modified 2026-06-16

references (12)

External citations — patches, advisories, analysis.

scry

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