Description
In LemonLDAP::NG before 2.16.7 and 2.17 through 2.21 before 2.21.3, OS command injection can occur in the Safe jail. It does not Localize _ during rule evaluation. Thus, an administrator who can edit a rule evaluated by the Safe jail can execute commands on the server.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| lemonldap-ng | LemonLDAP::NG | < 2.16.7, 2.17.0 – < 2.21.3 | 2.16.7 |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | lemonldap-ng | 2.21.3+ds-1 | — |
| Debian 13 | lemonldap-ng | 2.21.2+ds-1+deb13u1 | — |
| Debian 12 | lemonldap-ng | 2.16.1+ds-deb12u7 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.04 LTS | lemonldap-ng | No fix yet | — |
| Ubuntu 25.10 | lemonldap-ng | No fix yet | — |
| Ubuntu 24.04 LTS | lemonldap-ng | No fix yet | — |
| Ubuntu 22.04 LTS | lemonldap-ng | No fix yet | — |
| Ubuntu 20.04 LTS | lemonldap-ng | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | lemonldap-ng | No fix yet | — |
| Ubuntu 16.04 LTS | lemonldap-ng | No fix yet | — |