CVE-2020-14002
Fixed in a distro release EPSS 3%
PuTTY 0.68 through 0.73 has an Observable Discrepancy leading to an information leak in the algorithm negotiation. This allows man-in-the-middle attackers to target initial connection attempts (where no host key for the server has been cached by the client).
Products: putty, netapp oncommand_unified_manager_core_package, fedoraproject fedora
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Alpine 3.10 | putty | 0.74-r0 |
| Alpine 3.11 | putty | 0.74-r0 |
| Alpine 3.12 | putty | 0.74-r0 |
| Alpine 3.13 | putty | 0.74-r0 |
| Alpine 3.14 | putty | 0.74-r0 |
| Alpine 3.15 | putty | 0.74-r0 |
| Alpine 3.16 | putty | 0.74-r0 |
| Alpine 3.17 | putty | 0.74-r0 |
| Alpine 3.18 | putty | 0.74-r0 |
| Alpine 3.19 | putty | 0.74-r0 |
| Alpine 3.9 | putty | 0.74-r0 |
| Debian 10 | putty | 0.74-1+deb11u1~deb10u1 |
| Debian 12 | putty | 0.74-1 |
| Debian 13 | putty | 0.74-1 |
| Debian 14 | putty | 0.74-1 |
| Ubuntu 16.04 LTS | putty | no fix |
| Ubuntu 18.04 LTS | putty | no fix |
| Ubuntu 20.04 LTS | putty | no fix |