CVE-2020-24660
Lack of URL normalization may lead to authorization bypass when URL access rules are used
Description
### Impact When access rules are used inside a protected host, some URL encodings may bypass filtering system. ### Patches Version 0.5.2 includes a patch that fixes the vulnerability ### Workarounds No way for users to fix or remediate the vulnerability without upgrading ### References https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues/2290 ### For more information If you have any questions or comments about this advisory: * Open an issue in [this repository](https://github.com/LemonLDAPNG/node-lemonldap-ng-handler/issues) or [LemonLDAP::NG GitLab](https://gitlab.ow2.org/lemonldap-ng/lemonldap-ng/-/issues) * Email us at [[email protected]](mailto:[email protected])
How to fix CVE-2020-24660
To remediate CVE-2020-24660, upgrade the affected package to a fixed version below.
- —upgrade to 2.0.9+ds-1 or later
- —upgrade to 1.9.7-3+deb9u4 or later
- —upgrade to 2.0.2+ds-7+deb10u5 or later
- —upgrade to 0.5.2 or later
Is CVE-2020-24660 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 2.0.9+ds-1
- from 0, < 1.9.7-3+deb9u4
- from 0, < 2.0.2+ds-7+deb10u5
- from 0, < 0.5.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |