CVE-2020-14002
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
29/06/2020
Last modified:
25/04/2024
Description
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).
Impact
Base Score 3.x
5.90
Severity 3.x
MEDIUM
Base Score 2.0
4.30
Severity 2.0
MEDIUM
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:putty:putty:*:*:*:*:*:*:*:* | 0.68 (including) | 0.73 (including) |
cpe:2.3:a:netapp:oncommand_unified_manager_core_package:-:*:*:*:*:*:*:* | ||
cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | ||
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- https://lists.debian.org/debian-lts-announce/2024/04/msg00016.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/26TACCSQYYCPWAJYNAUIXJGZ5RGORJZV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JPV4A77EDCT4BTFO5BE26ZH72BG4E5IJ/
- https://lists.tartarus.org/pipermail/putty-announce/
- https://security.netapp.com/advisory/ntap-20200717-0003/
- https://www.chiark.greenend.org.uk/~sgtatham/putty/changes.html
- https://www.fzi.de/en/news/news/detail-en/artikel/fsa-2020-2-ausnutzung-eines-informationslecks-fuer-gezielte-mitm-angriffe-auf-ssh-clients/