CVE-2021-32263 Memory corruption in n/a
A heap-based buffer overflow in the ok-file-formats library allows attackers to execute arbitrary code or cause denial of service via crafted CSV files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-32263?
CVE-2021-32263 is a high-severity memory corruption vulnerability in n/a, published on 24 Aug 2021. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
ok-file-formats through 2021-04-29 has a heap-based buffer overflow in the ok_csv_circular_buffer_read function in ok_csv.c.
Weakness: CWE-787
Which versions are affected by CVE-2021-32263?
It affects 1 product.
Products include Ok-File-Formats Project Ok-File-Formats.
How do I fix CVE-2021-32263?
No fix has been published for CVE-2021-32263 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-2021-32263 being exploited?
There is no known exploitation of CVE-2021-32263 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-4395-7xhp-289j.