CVE-2020-25658
First published: Wed Oct 21 2020(Updated: )
A flaw was found in python-rsa, where it is vulnerable to Bleichenbacher timing attacks. This flaw allows an attacker, via the RSA decryption API, to decrypt parts of the ciphertext encrypted with RSA. The highest threat from this vulnerability is to confidentiality.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/python-rsa | <0:4.8-1.el8c | 0:4.8-1.el8c |
| redhat/python-rsa | <0:4.5-3.el7 | 0:4.5-3.el7 |
| redhat/python-rsa | <0:4.7-1.el8 | 0:4.7-1.el8 |
| Python-rsa Project Python-rsa | >=2.1<4.7 | |
| Redhat Openstack Platform | =13.0 | |
| Redhat Openstack Platform | =16.0 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| pip/rsa | >=2.1<4.7 | 4.7 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2020-25658 https://nvd.nist.gov/vuln/detail/CVE-2020-25658 https://github.com/sybrenstuvel/python-rsa/issues/165
- https://bugzilla.redhat.com/show_bug.cgi?id=1889972
- https://access.redhat.com/errata/RHSA-2022:1716
- https://access.redhat.com/errata/RHSA-2021:0637
- https://access.redhat.com/errata/RHSA-2020:5634
- https://access.redhat.com/security/cve/cve-2020-25658
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1895780
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1895779
- https://github.com/sybrenstuvel/python-rsa/commit/714324a9a34f0958704e5064251a1f00ed37a372
- https://github.com/sybrenstuvel/python-rsa/issues/165
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25658
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APF364QJ2IYLPDNVFBOEJ24QP2WLVLJP/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QY4PJWTYSOV7ZEYZVMYIF6XRU73CY6O7/
- https://nvd.nist.gov/vuln/detail/CVE-2020-25658
- https://github.com/sybrenstuvel/python-rsa/commit/dae8ce0d85478e16f2368b2341632775313d41ed
- https://access.redhat.com/security/cve/CVE-2020-25658
- https://github.com/advisories/GHSA-xrx6-fmxq-rjj2 (Advisory)
- https://github.com/pypa/advisory-database/tree/main/vulns/rsa/PYSEC-2020-100.yaml
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APF364QJ2IYLPDNVFBOEJ24QP2WLVLJP
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QY4PJWTYSOV7ZEYZVMYIF6XRU73CY6O7
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/APF364QJ2IYLPDNVFBOEJ24QP2WLVLJP
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QY4PJWTYSOV7ZEYZVMYIF6XRU73CY6O7
Parent vulnerabilities
(Appears in the following advisories)
- collector/redhat-cve
- agent/type
- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2020-25658
- collector/nvd-index
- agent/software-canonical-lookup
- agent/weakness
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/severity
- collector/github-advisory-latest
- source/GitHub
- alias/GHSA-xrx6-fmxq-rjj2
- agent/references
- agent/last-modified-date
- agent/softwarecombine
- agent/description
- agent/event
- collector/nvd-cve
- source/NVD
- agent/tags
- agent/author
- collector/github-advisory
- package-manager/redhat
- vendor/python-rsa project
- canonical/python-rsa project python-rsa
- version/python-rsa project python-rsa/2.1
- vendor/redhat
- canonical/redhat openstack platform
- version/redhat openstack platform/13.0
- version/redhat openstack platform/16.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/33
- version/fedoraproject fedora/34
- version/fedoraproject fedora/35
- package-manager/pip