DEBIAN-CVE-2020-14002

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Source
https://security-tracker.debian.org/tracker/CVE-2020-14002
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2020-14002.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2020-14002
Upstream
Published
2020-06-29T18:15:11Z
Modified
2025-09-19T06:08:04Z
Summary
[none]
Details

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).

References

Affected packages

Debian:11 / putty

Package

Name
putty
Purl
pkg:deb/debian/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:12 / putty

Package

Name
putty
Purl
pkg:deb/debian/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:13 / putty

Package

Name
putty
Purl
pkg:deb/debian/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}

Debian:14 / putty

Package

Name
putty
Purl
pkg:deb/debian/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-1

Ecosystem specific 

{
    "urgency": "not yet assigned"
}