CVE-2020-14002

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-14002
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-14002.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-14002
Related
Published
2020-06-29T18:15:11Z
Modified
2025-01-08T07:00:23.269083Z
Severity
  • 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
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

Alpine:v3.10 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.11 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.12 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.13 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.14 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.15 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.16 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.17 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.18 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.19 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0
0.73-r1
0.73-r2

Alpine:v3.9 / putty

Package

Name
putty
Purl
pkg:apk/alpine/putty?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.74-r0

Affected versions

0.*

0.60-r0
0.61-r0
0.62-r0
0.63-r0
0.64-r0
0.64-r1
0.65-r0
0.66-r0
0.67-r0
0.68-r0
0.69-r0
0.70-r0
0.70-r1
0.71-r0
0.71-r1
0.73-r0

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"
}