openEuler 22.03 LTS SP1 update for python-cryptography



Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-23931
CWE-ID CWE-388
Exploitation vector Local
Public exploit N/A
Vulnerable software
openEuler
Operating systems & Components / Operating system

python-cryptography-help
Operating systems & Components / Operating system package or component

python3-cryptography
Operating systems & Components / Operating system package or component

python-cryptography-debugsource
Operating systems & Components / Operating system package or component

python-cryptography-debuginfo
Operating systems & Components / Operating system package or component

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

Vendor openEuler

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Error Handling

EUVDB-ID: #VU72036

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-23931

CWE-ID: CWE-388 - Error Handling

Exploit availability: No

Description

The vulnerability allows an attacker to misuse Python API.

The vulnerability exists due to a soundness bug within the Cipher.update_into function, which can allow immutable objects (such as bytes) to be mutated. A malicious programmer can misuse Python API to introduce unexpected behavior into the application.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS SP1

python-cryptography-help: before 36.0.1-2

python3-cryptography: before 36.0.1-2

python-cryptography-debugsource: before 36.0.1-2

python-cryptography-debuginfo: before 36.0.1-2

python-cryptography: before 36.0.1-2

CPE2.3 External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2023-1113


Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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



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