Ubuntu update for python3.8



Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2022-37454
CWE-ID CWE-190
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Ubuntu
Operating systems & Components / Operating system

python3.8 (Ubuntu package)
Operating systems & Components / Operating system package or component

python3.8-minimal (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Integer overflow

EUVDB-ID: #VU68887

Risk: High

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Amber]

CVE-ID: CVE-2022-37454

CWE-ID: CWE-190 - Integer overflow

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow within the Keccak XKCP SHA-3 reference implementation. A remote attacker can pass specially crafted data to the application, trigger an integer overflow and execute arbitrary code on the target system or eliminate expected cryptographic properties.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Update the affected package python3.8 to the latest version.

Vulnerable software versions

Ubuntu: 18.04

python3.8 (Ubuntu package): before Ubuntu Pro

python3.8-minimal (Ubuntu package): before Ubuntu Pro

CPE2.3 External links

https://ubuntu.com/security/notices/USN-5931-1


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. However, proof of concept for this vulnerability is available.



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