CVE-2000-0955

highpriority · track · 41EPSS 0.018 · 79 %ileexploit · functionalEUUS

grimoire priorityP1 · Urgent

Exploitable?

Public exploit

1 exploit · functional

Likely / severe?

1.84% (79th) EPSS

CVSS 7.5 · high

Is it mine?

2 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-22

Cisco Virtual Central Office 4000 (VCO/4K) uses weak encryption to store usernames and passwords in the SNMP MIB, which allows an attacker who knows the community name to crack the password and gain privileges.

cvss

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

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.8–7.5

v2.07.5highAV:N/AC:L/Au:N/C:P/I:P/A:Pprimary · NVD / NIST USexploitability 10 · impact 6.4

v2.06.8mediumAV:N/AC:L/Au:N/C:P/I:P/A:P/E:POCsecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-256USLLM-inferredCWE-310USLLM-inferred

exploits (1)

Public proof-of-concept and weaponised exploit code.

EDB-20372Cisco Virtual Central Office 4000 (VCO/4K) 5.1.3 - Remote Username / Password Retrievalfunctional · exploit_db

affected products (2)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco virtual central office 4000≤ 5.1.3nvdUScpe:2.3:a:cisco:virtual_central_office_4000:*:*:*:*:*:*:*:*

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 2000-12-19modified 2026-09-23

references (6)

External citations — patches, advisories, analysis.

scry

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