CVE-2023-49706

Name: CVE-2023-49706
Creator: NVD / NIST
Published: 2023-12-19T19:15:07.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.8/10EPSS 0.62%

Last modified Jun 17, 2026

CVE-2023-49706 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. 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.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

6.8/10

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N

EPSS Probability

0.62%

45.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-362

Affected Software

Vendor	Product	Versions
Linotp	Linotp	>= 3.0.0, <= 3.2.4
Linotp	Virtual Appliance	>= 3.0.0, <= 3.2.4

References

https://linotp.org/CVE-2023-49706.txtVendor Advisory
https://linotp.org/security-update-linotp3-selfservice.htmlVendor Advisory
https://www.linotp.org/news.htmlVendor Advisory
https://linotp.org/CVE-2023-49706.txtVendor Advisory
https://linotp.org/security-update-linotp3-selfservice.htmlVendor Advisory
https://www.linotp.org/news.htmlVendor Advisory

Timeline

Published: Dec 19, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-49706?

How severe is CVE-2023-49706?

CVE-2023-49706 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49706?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-49706?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST