CVE-2023-28862

Public Exploit

Description

An issue was discovered in LemonLDAP::NG before 2.16.1. Weak session ID generation in the AuthBasic handler and incorrect failure handling during a password check allow attackers to bypass 2FA verification. Any plugin that tries to deny session creation after the store step does not deny an AuthBasic session.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
EPSS 0.04%
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2896 patch issue tracking exploit
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/releases/v2.16.1 release notes
https://lists.debian.org/debian-lts-announce/2023/07/msg00018.html mailing list

Frequently Asked Questions

What is the severity of CVE-2023-28862?
CVE-2023-28862 has been scored as a critical severity vulnerability.
How to fix CVE-2023-28862?
To fix CVE-2023-28862, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-28862 being actively exploited in the wild?
It is possible that CVE-2023-28862 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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