Red Hat Enterprise Linux 6 Extended Lifecycle Support update for busybox

1) Out-of-bounds write

EUVDB-ID: #VU80391

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-2022-48174

CWE-ID: CWE-787 - Out-of-bounds write

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input ash.c. A remote attacker can send specially crafted data to the application, trigger an out-of-bounds write and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems): 6.0

busybox (Red Hat package): before 1.15.1-21.el6_10.1

rhel-- (Red Hat package): before 6/x86_64/7399/busybox/1.15.1-21.el6_10.1/src/fd431d51/package">busybox-1.15.1-21.el6_10.1

External links

http://access.redhat.com/errata/RHSA-2023:5178

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.