CVE-2021-35473 Affecting lemonldap-ng package, versions <2.0.11+ds-4
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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Test your applications- Snyk IDSNYK-DEBIAN12-LEMONLDAPNG-1549881
- published23 Jul 2021
- disclosed10 Nov 2024
Introduced: 23 Jul 2021
CVE-2021-35473 (opens in a new tab)How to fix?
Upgrade Debian:12 lemonldap-ng to version 2.0.11+ds-4 or higher.
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.
See How to fix? for Debian:12 relevant fixed versions and status.
An issue was discovered in LemonLDAP::NG before 2.0.12. There is a missing expiration check in the OAuth2.0 handler, i.e., it does not verify access token validity. An attacker can use a expired access token from an OIDC client to access the OAuth2 handler The earliest affected version is 2.0.4.