Description
vsftpd 1.1.3 generates different error messages depending on whether or not a valid username exists, which allows remote attackers to identify valid usernames.
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 | vsftpd | 2.0.1-1 | — |
| Debian 13 | vsftpd | 2.0.1-1 | — |
| Debian 12 | vsftpd | 2.0.1-1 | — |
References
- 1008628 vdb-entry