MGASA-2021-0456 - Updated python-rsa packages fix security vulnerability

Publication date: 02 Oct 2021
URL: https://advisories.mageia.org/MGASA-2021-0456.html
Type: security
Affected Mageia releases: 8
CVE: CVE-2020-25658

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. (CVE-2020-25658)

References:
- https://bugs.mageia.org/show_bug.cgi?id=29492
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25658

SRPMS:
- 8/core/python-rsa-4.7.2-1.mga8

Mageia 2021-0456: python-rsa security update

It was found that python-rsa is vulnerable to Bleichenbacher timing attacks

Summary

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. (CVE-2020-25658)

References

- https://bugs.mageia.org/show_bug.cgi?id=29492

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA/

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-25658

Resolution

MGASA-2021-0456 - Updated python-rsa packages fix security vulnerability

SRPMS

- 8/core/python-rsa-4.7.2-1.mga8

Severity
Publication date: 02 Oct 2021
URL: https://advisories.mageia.org/MGASA-2021-0456.html
Type: security
CVE: CVE-2020-25658

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