Ubuntu update for sysstat

Published: 2023-06-08

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-39377 CVE-2023-33204
CWE-ID	CWE-119 CWE-190
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Ubuntu Operating systems & Components / Operating system sysstat (Ubuntu package) Operating systems & Components / Operating system package or component
Vendor	Canonical Ltd.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Buffer overflow

EUVDB-ID: #VU69196

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-39377

CWE-ID: CWE-119 - Memory corruption

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error within the allocate_structures() function in sa_common.c . A remote attacker can trick the victim into running a malicious application on system with a vulnerable version of sysstat, trigger memory corruption and execute arbitrary code on the target system.

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

Mitigation

Update the affected package sysstat to the latest version.

Vulnerable software versions

Ubuntu: 14.04 - 23.04

sysstat (Ubuntu package): before Ubuntu Pro (Infra-only)

External links

http://ubuntu.com/security/notices/USN-6145-1

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.

2) Integer overflow

EUVDB-ID: #VU77081