CVE-2024-35333 Memory corruption in n/a

High 8.4 Published Updated

A stack buffer overflow in html2xhtml allows attackers to execute arbitrary code or cause denial of service via crafted input.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2024-35333?

CVE-2024-35333 is a high-severity memory corruption vulnerability in n/a, published on 29 May 2024. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A stack-buffer-overflow vulnerability exists in the read_charset_decl function of html2xhtml 1.3. This vulnerability occurs due to improper bounds checking when copying data into a fixed-size stack buffer. An attacker can exploit this vulnerability by providing a specially crafted input to the vulnerable function, causing a buffer overflow and potentially leading to arbitrary code execution, denial of service, or data corruption.

Weakness: CWE-121

Which versions are affected by CVE-2024-35333?

How do I fix CVE-2024-35333?

No fix has been published for CVE-2024-35333 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2024-35333 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-35333 exists.

Public exploit code: 1 proofs of concept on GitHub.

Sources

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