In Pure-FTPd before 1.0.50, an incorrect max_filesize quota mechanism in the server allows attackers to upload files of unbounded size, which may lead to denial of service or a server hang. This occurs because a certain greater-than-zero test does not anticipate an initial -1 value. (Versions 1.0.23 through 1.0.49 are affected.)
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | pure-ftpd | < 1.0.50-1 | pure-ftpd_1.0.50-1_all.deb |
Debian | 11 | all | pure-ftpd | <= 1.0.49-4.1 | pure-ftpd_1.0.49-4.1_all.deb |
Debian | 10 | all | pure-ftpd | <= 1.0.47-3 | pure-ftpd_1.0.47-3_all.deb |
Debian | 999 | all | pure-ftpd | < 1.0.50-1 | pure-ftpd_1.0.50-1_all.deb |
Debian | 13 | all | pure-ftpd | < 1.0.50-1 | pure-ftpd_1.0.50-1_all.deb |