4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
0.003 Low
EPSS
Percentile
71.7%
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).
launchpad.net/bugs/cve/CVE-2020-14002
lists.tartarus.org/pipermail/putty-announce/
nvd.nist.gov/vuln/detail/CVE-2020-14002
security-tracker.debian.org/tracker/CVE-2020-14002
www.chiark.greenend.org.uk/~sgtatham/putty/changes.html
www.cve.org/CVERecord?id=CVE-2020-14002
www.fzi.de/en/news/news/detail-en/artikel/fsa-2020-2-ausnutzung-eines-informationslecks-fuer-gezielte-mitm-angriffe-auf-ssh-clients/
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
0.003 Low
EPSS
Percentile
71.7%