CVE-2021-35472
First published: Tue Jul 27 2021(Updated: )
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.
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/lemonldap-ng | 2.0.2+ds-7+deb10u7 2.0.2+ds-7+deb10u10 2.0.11+ds-4+deb11u5 2.16.1+ds-deb12u2 2.17.1+ds-1 | |
| LemonLDAP::NG | <=2.0.11 | |
| Debian Linux | =10.0 |
Remedy
https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5
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Reference Links
- https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2539
- https://security-tracker.debian.org/tracker/CVE-2021-35472
- https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/commit/8d3b763b6af2b8a9c4ad2765fbfabffec8a73af5
- https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/tags
- https://www.debian.org/security/2021/dsa-4943
Frequently Asked Questions
What is the severity of CVE-2021-35472?
The severity of CVE-2021-35472 is rated as high with a CVSS score of 8.8.
How can an attacker exploit CVE-2021-35472 vulnerability?
An attacker can exploit CVE-2021-35472 by causing session cache corruption, leading to authorization bypass or spoofing by making many authentication attempts.
What is the affected software for CVE-2021-35472?
The affected software for CVE-2021-35472 includes LemonLDAP::NG versions before 2.0.12 and specific Debian packages as listed in the advisory.
- collector/security-tracker-debian
- collector/mitre-cve
- source/MITRE
- agent/remedy
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/last-modified-date
- agent/type
- agent/description
- agent/first-publish-date
- agent/event
- agent/source
- agent/softwarecombine
- agent/tags
- collector/nvd-index
- agent/software-canonical-lookup-request
- package-manager/debian
- vendor/lemonldap-ng
- canonical/lemonldap::ng
- version/lemonldap::ng/2.0.11
- vendor/debian
- canonical/debian linux
- version/debian linux/10.0