Fedora EPEL 9 update for python-pycryptodomex



Published: 2024-04-12
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-52323
CWE-ID CWE-203
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Operating systems & Components / Operating system

python-pycryptodomex
Operating systems & Components / Operating system package or component

Vendor Fedoraproject

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Observable discrepancy

EUVDB-ID: #VU85747

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-52323

CWE-ID: CWE-203 - Observable discrepancy

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a side-channel attack.

The vulnerability exists due to observable discrepancy, which allows the side-channel leakage for OAEP decryption. A remote attacker can perform a Manger attack and gain access to sensitive information.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

Fedora: 9

python-pycryptodomex: before 3.20.0-1.el9

External links

http://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-5fc8709aa5


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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