Improper Restriction of Excessive Authentication Attempts The advisory has been revoked - it doesn't affect any version of package lemonldap-ng (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-DEBIAN9-LEMONLDAPNG-1325081
- published23 Jul 2021
- disclosed30 Jul 2021
Introduced: 23 Jul 2021
CVE-2021-35472 (opens in a new tab)Amendment
The Debian security team deemed this advisory irrelevant for Debian:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream lemonldap-ng package and not the lemonldap-ng package as distributed by Debian.
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
- https://security-tracker.debian.org/tracker/CVE-2021-35472
- https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5
- https://www.debian.org/security/2021/dsa-4943
- https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539
- https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags