CVE-2020-1778

Bypassing user account validation

View on CVE.org

Published Nov 23, 2020 CVSS 3.1 · 4.1 Medium EPSS < 1% KEV · Not listed

Description

When OTRS uses multiple backends for user authentication (with LDAP), agents are able to login even if the account is set to invalid. This issue affects OTRS; 8.0.9 and prior versions.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

OTRS AG

OTRS

affected

Version	Status	Constraints
`8.0.x`	affected	≤ 8.0.9

Configuration 1 [-]

cpe:2.3:a:otrs:otrs:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to OTRS 8.0.10

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2020-12604	When OTRS uses multiple backends for user authentication (with LDAP), agents are able to login even if the account is set to invalid. This issue affects OTRS; 8.0.9 and prior versions.

Metrics

No CVSS v4.0

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication Single

Confidentiality Impact Partial

Integrity Impact None

Availability Impact None

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.651% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
https://otrs.com/release-notes/otrs-security-advisory-2020-16/

History

No history.

Subscriptions

Otrs Otrs

Weaknesses

CWE-287

Sources

CVE record Updated: Sep 16, 2024, 11:40 PM

Status: PUBLISHED
Assigner: OTRS
Published: Nov 23, 2020, 3:32 PM
Updated: Sep 16, 2024, 11:40 PM
Reserved: Nov 29, 2019, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 3:02 AM

Status: Modified
Published: Nov 23, 2020, 4:15 PM
Modified: Jun 17, 2026, 3:02 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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