Description
The default slapd configuration in the Debian openldap package 2.4.23-3 through 2.4.39-1.1 allows remote authenticated users to modify the user's permissions and other user attributes via unspecified vectors.
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 | openldap | 2.4.40-2 | — |
| Debian 13 | openldap | 2.4.40-2 | — |
| Debian 12 | openldap | 2.4.40-2 | — |
| Debian 7 | openldap | 2.4.31-2 | DSA-3209-1 |
| Debian 6.0 | openldap | 2.4.23-7.3+deb6u1 | DLA-203-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 14.04 LTS | openldap | 2.4.31-1+nmu2ubuntu8.2 | USN-2742-1 |
Advisories 3
- USN-2742-1 openldap vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-203-1 openldap - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DSA-3209-1 openldap - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=761406
- USN-2742-1 vendor-advisory
- DSA-3209 vendor-advisory
- 73217 vdb-entry
- [oss-security] 20150329 Re: CVE request (Debian specific): slapd: dangerous access rule in default config mailing-list