CVE-2020-1776

mediumpriority · track · 17EPSS 0.009 · 60 %ileDEEUUS

grimoire priorityP3 · Track

Exploitable?

—

no known exploitation

Likely / severe?

0.92% (60th) EPSS

CVSS 4 · medium

Is it mine?

7 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · cert_bund · nvd

EPSS · scored 2026-10-27

When an agent user is renamed or set to invalid the session belonging to the user is keept active. The session can not be used to access ticket data in the case the agent is invalid. This issue affects ((OTRS)) Community Edition: 6.0.28 and prior versions. OTRS: 7.0.18 and prior versions, 8.0.4. and prior versions.

cvss

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

4.3

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 3.5–4.3

v2.04mediumAV:N/AC:L/Au:S/C:P/I:N/A:Nprimary · NVD / NIST USexploitability 8 · impact 2.9

v3.14.3mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:Nprimary · NVD / NIST USexploitability 2.8 · impact 1.4

v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:Nsecondary · ENISA EU

v3.13.5lowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:Nsecondary · security@otrs.comexploitability 2.1 · impact 1.4

v3.14mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-613USprimary

affected products (7)

Products and version ranges known to be affected.

Debian Linuxall versionscert_bundDEcpe:/o:debian:debian_linux:-
OTRS AG ((OTRS)) Community Edition≤ 6.0.x ≤6.0.28enisa_euvdEU
OTRS AG OTRS≤ 7.0.x ≤7.0.18enisa_euvdEU
OTRS AG OTRS≤ 8.0.x ≤8.0.4enisa_euvdEU
otrs otrs< 6.0.29nvdUScpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
otrs otrs7.0.0 → 7.0.19nvdUScpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*
otrs otrs8.0.1 → 8.0.5nvdUScpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

WID-SEC-W-2023-2221OTRS: Schwachstelle ermöglicht Offenlegung von InformationenDeutsch2020-07-19csaf · cert_bundDE
Ein entfernter, authentisierter Angreifer kann eine Schwachstelle in OTRS ausnutzen, um Informationen offenzulegen.

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd cert_bund nvd NVD CVE.org MITRE

published 2020-07-20modified 2026-06-17

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Related entries.

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+728 more

references (9)

External citations — patches, advisories, analysis.

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