CVE-2001-0427

highpriority · track · 29EPSS 0.025 · 85 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

2.52% (85th) EPSS

CVSS 7.1 · high

Is it mine?

7 products

Check your exposure

Who says so?

2 sources

enisa_euvd · nvd

EPSS · scored 2026-10-27

Cisco VPN 3000 series concentrators before 2.5.2(F) allow remote attackers to cause a denial of service via a flood of invalid login requests to (1) the SSL service, or (2) the telnet service, which do not properly disconnect the user after several failed login attempts.

cvss

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

7.1

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6–7.1

v2.07.1highAV:N/AC:M/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 8.6 · impact 6.9

v2.06mediumAV:N/AC:M/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 (7)

Products and version ranges known to be affected.

n/a n/a≤ n/aenisa_euvdEU
cisco vpn 3000 concentratorall versionsnvdUScpe:2.3:h:cisco:vpn_3000_concentrator:*:*:*:*:*:*:*:*
cisco vpn 3005 concentratorall versionsnvdUScpe:2.3:h:cisco:vpn_3005_concentrator:*:*:*:*:*:*:*:*
cisco vpn 3015 concentratorall versionsnvdUScpe:2.3:h:cisco:vpn_3015_concentrator:*:*:*:*:*:*:*:*
cisco vpn 3030 concentatorall versionsnvdUScpe:2.3:h:cisco:vpn_3030_concentator:*:*:*:*:*:*:*:*
cisco vpn 3060 concentratorall versionsnvdUScpe:2.3:h:cisco:vpn_3060_concentrator:*:*:*:*:*:*:*:*
cisco vpn 3080 concentratorall versionsnvdUScpe:2.3:h:cisco:vpn_3080_concentrator:*:*:*:*:*:*:*:*

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 2001-06-18modified 2026-06-16

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+25188 more

references (6)

External citations — patches, advisories, analysis.

scry

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