What is the CVSS score of CVE-2023-52323?

CVE-2023-52323 has a CVSS 3.1 base score of 5.9 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N. EPSS exploitation probability: 0.1%.

Which versions of Pycryptodome are affected by CVE-2023-52323?

CVE-2023-52323 presents moderate security risk rated CVSS 5.9. Exploitation could compromise the security of affected deployments.. A patch is available.

How to fix or mitigate CVE-2023-52323?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Pycryptodome CVE-2023-52323

MEDIUM

Observable Discrepancy (CWE-203)

2024-01-05 cve@mitre.org

Information Disclosure Pycryptodome Pycryptodomex

5.9

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.9 MEDIUM

AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 19:33 vuln.today

CVE Published

Jan 05, 2024 - 04:15 nvd

MEDIUM 5.9

Blast Radius

ecosystem impact

† from your stack dependencies † transitive graph · vuln.today resolves 4-path depth

27 pypi packages depend on pycryptodome (27 direct, 0 indirect)
39 pypi packages depend on pycryptodomex (19 direct, 20 indirect)

Ecosystem-wide dependent count for version 3.19.1 and other introduced versions.

DescriptionCVE.org

PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack.

AnalysisAI

PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack. Rated medium severity (CVSS 5.9), this vulnerability is remotely exploitable, no authentication required.

Technical ContextAI

This vulnerability is classified under CWE-203. PyCryptodome and pycryptodomex before 3.19.1 allow side-channel leakage for OAEP decryption, exploitable for a Manger attack. Affected products include: Pycryptodome, Pycryptodome Pycryptodomex. Version information: before 3.19.1.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.