| Name | CVE-2015-5296 |
| Description | Samba 3.x and 4.x before 4.1.22, 4.2.x before 4.2.7, and 4.3.x before 4.3.3 supports connections that are encrypted but unsigned, which allows man-in-the-middle attackers to conduct encrypted-to-unencrypted downgrade attacks by modifying the client-server data stream, related to clidfs.c, libsmb_server.c, and smbXcli_base.c. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-379-1, DSA-3433-1 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| samba (PTS) | bullseye (security), bullseye | 2:4.13.13+dfsg-1~deb11u6 | fixed |
| bookworm, bookworm (security) | 2:4.17.12+dfsg-0+deb12u1 | fixed | |
| sid, trixie | 2:4.21.1+dfsg-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| samba | source | squeeze | 2:3.5.6~dfsg-3squeeze13 | DLA-379-1 | ||
| samba | source | wheezy | 2:3.6.6-6+deb7u6 | DSA-3433-1 | ||
| samba | source | jessie | 2:4.1.17+dfsg-2+deb8u1 | DSA-3433-1 | ||
| samba | source | (unstable) | 2:4.1.22+dfsg-1 |
https://www.samba.org/samba/security/CVE-2015-5296.html