GHSA-xrx6-fmxq-rjj2
Timing attacks in python-rsa
At a glance
- Published
- Updated
- CVE
- CVE-2020-25658
- Aliases
- PYSEC-2020-100
- CVSS_V3
- CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS_V4
- CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Description
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
Affected packages
| Package | Versions |
|---|---|
| PyPI · rsa | introduced 2.1, fixed 4.7 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2020-25658 ADVISORY
- https://github.com/sybrenstuvel/python-rsa/issues/165 WEB
- https://github.com/sybrenstuvel/python-rsa/commit/dae8ce0d85478e16f2368b2341632775313d41ed WEB
- https://access.redhat.com/security/cve/CVE-2020-25658 WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=1889972 WEB
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25658 WEB
- https://github.com/advisories/GHSA-xrx6-fmxq-rjj2 ADVISORY
- https://github.com/pypa/advisory-database/tree/main/vulns/rsa/PYSEC-2020-100.yaml WEB
- https://github.com/sybrenstuvel/python-rsa PACKAGE
- https://access.redhat.com/errata/RHSA-2022:1716 WEB
- https://access.redhat.com/errata/RHSA-2021:0637 WEB
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA WEB
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/APF364QJ2IYLPDNVFBOEJ24QP2WLVLJP WEB
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QY4PJWTYSOV7ZEYZVMYIF6XRU73CY6O7 WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2SAF67KDGSOHLVFTRDOHNEAFDRSSYIWA WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/APF364QJ2IYLPDNVFBOEJ24QP2WLVLJP WEB
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QY4PJWTYSOV7ZEYZVMYIF6XRU73CY6O7 WEB
- https://access.redhat.com/errata/RHSA-2020:5634 WEB
Sources
| Source | Licence |
|---|---|
| OSV.dev | CC-BY 4.0 — GitHub Advisory Database |