CVE-2020-25658

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Source
https://nvd.nist.gov/vuln/detail/CVE-2020-25658
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25658.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2020-25658
Aliases
Downstream
Related
Published
2020-11-12T14:15:22Z
Modified
2025-07-01T11:23:23.273122Z
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

It was found that python-rsa is vulnerable to Bleichenbacher timing attacks. An attacker can use this flaw via the RSA decryption API to decrypt parts of the cipher text encrypted with RSA.

References

Affected packages

Debian:11 / python-rsa

Package

Name
python-rsa
Purl
pkg:deb/debian/python-rsa?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.0-4
4.7.2-1
4.8-1
4.9-1
4.9-2

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:12 / python-rsa

Package

Name
python-rsa
Purl
pkg:deb/debian/python-rsa?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.8-1
4.9-1
4.9-2

Ecosystem specific 

{
    "urgency": "unimportant"
}

Debian:13 / python-rsa

Package

Name
python-rsa
Purl
pkg:deb/debian/python-rsa?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.8-1
4.9-1
4.9-2

Ecosystem specific 

{
    "urgency": "unimportant"
}

Git / github.com/sybrenstuvel/python-rsa

Affected ranges

Type
GIT
Repo
https://github.com/sybrenstuvel/python-rsa
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
fa3282a47457254385f2313c2eceaad4b06186a4

Affected versions

version-1.*

version-1.1
version-1.2
version-1.3
version-1.3.1
version-1.3.2
version-1.3.3

version-2.*

version-2.0

version-3.*

version-3.0
version-3.0.1
version-3.1
version-3.1.1
version-3.1.2
version-3.1.3
version-3.1.4
version-3.2
version-3.2.1
version-3.2.2
version-3.2.3
version-3.3
version-3.4
version-3.4.1
version-3.4.2

version-4.*

version-4.0
version-4.1
version-4.2
version-4.4
version-4.4.1
version-4.6