Description
An issue was discovered in LemonLDAP::NG before 2.0.12. Session cache corruption can lead to authorization bypass or spoofing. By running a loop that makes many authentication attempts, an attacker might alternately be authenticated as one of two different users.
References (4)
Core 4
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539
Patch, Third Party Advisory x_refsource_misc
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2021/dsa-4943
Patch, Third Party Advisory x_refsource_confirm
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5
Scores
CVSS v3
8.8
EPSS
0.0168
EPSS Percentile
73.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-307
Status
published
Products (2)
debian/debian_linux
10.0
lemonldap-ng/lemonldap\
< 2.0.11
Published
Jul 30, 2021
Tracked Since
Feb 18, 2026