#VU64594 Out-of-bounds write in Argo CD - CVE-2022-31036

Vulnerability identifier: #VU64594

Vulnerability risk: Low

CVSSv4.0: 1.7 [CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:A/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-31036

CWE-ID: CWE-787

Exploitation vector: Local network

Exploit availability: No

Vulnerable software:
Argo CD
Web applications / Modules and components for CMS

Vendor: Argo

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a symlink following bug. An adjacent user with repository write access can create a specially crafted file, trick the victim into opening it using the affected software, trigger out-of-bounds write and execute arbitrary code on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Argo CD: 1.3.0 - 1.3.6, 1.4.0 - 1.4.3, 1.5.0 - 1.5.8, 1.6.0 - 1.6.2, 1.7.0 - 1.7.14, 1.8.0 - 1.8.7, 2.1.0 - 2.1.15, 2.2.0 - 2.2.9, 2.3.0 - 2.3.4, 2.4.0

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External links
https://access.redhat.com/errata/RHSA-2022:5152
https://github.com/argoproj/argo-cd/security/advisories/GHSA-q4w5-4gq2-98vm
https://bugzilla.redhat.com/show_bug.cgi?id=2096291

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

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