| Name | CVE-2015-2318 |
| Description | The TLS stack in Mono before 3.12.1 allows man-in-the-middle attackers to conduct message skipping attacks and consequently impersonate clients by leveraging missing handshake state validation, aka a "SMACK SKIP-TLS" issue. |
| 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-176-1, DSA-3202-1 |
| Debian Bugs | 780751 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| mono (PTS) | jessie, jessie (lts) | 3.2.8+dfsg-10+deb8u1 | fixed |
| stretch (lts), stretch | 4.6.2.7+dfsg-1+deb9u1 | fixed |
| buster (security), buster, buster (lts) | 5.18.0.240+dfsg-3+deb10u1 | fixed |
| bullseye | 6.8.0.105+dfsg-3.3~deb11u1 | fixed |
| bookworm | 6.8.0.105+dfsg-3.3 | fixed |
| sid, trixie | 6.12.0.199+dfsg-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
https://github.com/mono/mono/commit/1509226c41d74194c146deb173e752b8d3cdeec4
Patch for versions earlier than 3.4: https://gist.github.com/directhex/f8c6e67f551d8a608154