openEuler 20.03 LTS SP4 update for glib2

1) Off-by-one

EUVDB-ID: #VU100566

Risk: High

CVSSv4.0: 6.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2024-52533

CWE-ID: CWE-193 - Off-by-one Error

Exploit availability: No

Description

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

The vulnerability exists due to an off-by-one error in gio/gsocks4aproxy.c when handling responses from SOCKS4 proxy. A remote attacker can trick the victim into connecting to a malicious SOCKS4 proxy server, trigger an off-by-one error and execute arbitrary code on the target system.

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

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP4

glib2-help: before 2.66.8-17

glib2-devel: before 2.66.8-17

glib2-debugsource: before 2.66.8-17

glib2-debuginfo: before 2.66.8-17

glib2: before 2.66.8-17

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP4:*:*:*:*:*:*
• cpe:2.3:a:openeuler:glib2-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:glib2-devel:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:glib2-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:glib2-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:glib2:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-2382

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.