CVE-2023-52323
MEDIUM5.3EPSS 0.07%PyCryptodome and pycryptodomex side-channel leakage for OAEP decryption
Published: 1/5/2024Modified: 4/28/2026
Description
PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack.
Affected packages (4)
- Debian/pycryptodomefrom 0
- PyPI/pycryptodomefrom 0, < 3.19.1
- PyPI/pycryptodomexfrom 0, < 3.19.1
- PyPI/pycryptodomexfrom 0, < 3.19.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.3 | CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |
References (7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2023-52323
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2023-52323
- PATCHhttps://github.com/Legrandin/pycryptodome
- WEBhttps://github.com/Legrandin/pycryptodome/blob/master/Changelog.rst
- WEBhttps://github.com/Legrandin/pycryptodome/commit/0deea1bfe1489e8c80d2053bbb06a1aa0b181ebd
- WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/pycryptodomex/PYSEC-2024-3.yaml
- WEBhttps://pypi.org/project/pycryptodomex/#history