What’s Vulnerable › Vulnerabilities

CVE-2021-35472

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-07-30 · updated 2026-06-17
• Weakness: CWE-307

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.

Affected products

• Debian Linux: 10.0
• lemonldap-ng Lemonldap::Ng: through 2.0.11

References

• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
• https://www.debian.org/security/2021/dsa-4943
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539
• https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
• https://www.debian.org/security/2021/dsa-4943

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