CVE-2019-19519

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Published Dec 4, 2019 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed

Description

In OpenBSD 6.6, local users can use the su -L option to achieve any login class (often excluding root) because there is a logic error in the main function in su/su.c.

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

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:o:openbsd:openbsd:6.6:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2019-9137	In OpenBSD 6.6, local users can use the su -L option to achieve any login class (often excluding root) because there is a logic error in the main function in su/su.c.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Local

Access Complexity Low

Authentication None

Confidentiality Impact Partial

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.394% probability within 30 days)

Key SSVC decision points have not yet been added.

References

Link	Providers
http://packetstormsecurity.com/files/155572/Qualys-Security-Advisory-OpenBSD-Authentication-Bypass-Privilege-Escalation.html
http://seclists.org/fulldisclosure/2019/Dec/14
http://www.openwall.com/lists/oss-security/2019/12/04/5
https://github.com/openbsd/src/blob/2dfc98f42e117c7605b52b5020b630d98601dc22/usr.bin/su/su.c#L210-L211
https://seclists.org/bugtraq/2019/Dec/8
https://www.openbsd.org/errata66.html
https://www.openwall.com/lists/oss-security/2019/12/04/5

History

No history.

Subscriptions

Openbsd Openbsd

Weaknesses

CWE-287

Sources

CVE record Updated: Aug 5, 2024, 2:16 AM

Status: PUBLISHED
Assigner: mitre
Published: Dec 4, 2019, 11:34 PM
Updated: Aug 5, 2024, 2:16 AM
Reserved: Dec 3, 2019, 12:00 AM

View source JSON

Vulnrichment No data

No data.

NVD Updated: Jun 17, 2026, 2:26 AM

Status: Modified
Published: Dec 5, 2019, 12:15 AM
Modified: Jun 17, 2026, 2:26 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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