#VU100772 Stack-based buffer overflow in zlib-rs - CVE-2024-11249

Vulnerability identifier: #VU100772

Vulnerability risk: High

CVSSv4.0: 8.1 [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:U/U:Amber]

CVE-ID: CVE-2024-11249

CWE-ID: CWE-121

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
zlib-rs
Universal components / Libraries / Libraries used by multiple products

Vendor: Trifecta Tech Foundation

Description

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

The vulnerability exists due to a boundary error when decompressing untrusted input. A remote unauthenticated attacker can pass a specially crafted file to the application, trigger a stack-based buffer overflow 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 website.

Vulnerable software versions

zlib-rs: 0.2.0 - 0.3.1

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=2326682
https://github.com/trifectatechfoundation/zlib-rs/releases/tag/v0.4.0

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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.