SUSE update for python-pycryptodome

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

Update the affected package python-pycryptodome to the latest version.

Vulnerable software versions

Public Cloud Module: 15-SP2

SUSE Linux Enterprise Server for SAP Applications 15: SP2

SUSE Linux Enterprise Server 15: SP2

SUSE Linux Enterprise High Performance Computing 15: SP2

SUSE Manager Server: 4.1

SUSE Manager Retail Branch Server: 4.1

SUSE Manager Proxy: 4.1

python-pycryptodome-debuginfo: before 3.9.0-150100.3.6.1

python-pycryptodome-debugsource: before 3.9.0-150100.3.6.1

python3-pycryptodome: before 3.9.0-150100.3.6.1

python3-pycryptodome-debuginfo: before 3.9.0-150100.3.6.1

External links

http://www.suse.com/support/update/announcement/2024/suse-su-20240585-1/

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.