CVE-2022-46293 Open Babel has out-of-bounds write in MOPAC translationVectors[] (FINAL POINT)
A malicious MOPAC file can trigger out-of-bounds writes in Open Babel, allowing arbitrary code execution.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-46293?
CVE-2022-46293 is a critical memory corruption vulnerability in Open Babel, published on 21 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Multiple out-of-bounds write vulnerabilities exist in the translationVectors parsing functionality in multiple supported formats of Open Babel 3.1.1 and master commit 530dbfa3. A specially-crafted malformed file can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.This vulnerability affects the MOPAC file format, inside the Final Point and Derivatives section
Which versions are affected by CVE-2022-46293?
3 open source packages ship an affected version, including openbabel. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
openbabel PyPI | All versions | 3.2.0 |
openbabel PyPI | All versions | 3.2.0 |
openbabel PyPI | All versions | 3.2.0 |
Products include Openbabel Open Babel.
How do I fix CVE-2022-46293?
Upgrade openbabel to 3.2.0 or later.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2022-46293 being exploited?
There is no known exploitation of CVE-2022-46293 in the wild and no public exploit code.
Other vulnerabilities in Open Babel
- CVE-2022-41793 Open Babel has out-of-bounds write in CSR PadString (title field)
- CVE-2022-42885 Open Babel has uninitialized pointer dereference in GRO residue parser
- CVE-2022-43467 Open Babel has out-of-bounds write in PQS coord_file parser
- CVE-2022-44451 Open Babel has uninitialized pointer dereference in MSI atom parser
- CVE-2022-46280 Open Babel has uninitialized pointer dereference in PQS pFormat
Sources
Also known as DEBIAN-CVE-2022-46293, GHSA-7h6r-6p76-68c9, PYSEC-2026-2775, UBUNTU-CVE-2022-46293.