CVE-2023-49706

MEDIUM 6.8CVE-2023-49706 · Published 19/12/2023 · updated 17/06/2026

In short

CVE-2023-49706 is a MEDIUM (CVSS 6.8) vulnerability affecting linotp (linotp), virtual appliance (linotp).
Chance of exploitation in the next 30 days (EPSS): 0.61%, higher than 49.7% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
linotp linotp	`≥ 3.0.0, ≤ 3.2.4`	No fix yet
virtual appliance linotp	`≥ 3.0.0, ≤ 3.2.4`	No fix yet

Description

Defective request context handling in Self Service in LinOTP 3.x before 3.2.5 allows remote unauthenticated attackers to escalate privileges, thereby allowing them to act as and with the permissions of another user. Attackers must generate repeated API requests to trigger a race condition with concurrent user activity in the self-service portal.

References

linotp.org/CVE-2023-49706.txt · Vendor Advisory
linotp.org/security-update-linotp3-selfservice.html · Vendor Advisory
linotp.org/news.html · Vendor Advisory

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