Meta fairseq load_checkpoint_to_cpu allows RCE (ZDI-26-943)
Original title: ZDI-26-943: (0Day) Meta fairseq load_checkpoint_to_cpu Deserialization of Untrusted Data Remote Code Execution Vulnerability
ZDI scores the unpatched deserialization bug 7.8 and says a malicious file or page is required.
ZDI-26-943 covers a zero-day deserialization vulnerability in Meta fairseq's load_checkpoint_to_cpu function. It allows remote arbitrary code execution on affected installations when a user visits a malicious page or opens a malicious file. ZDI assigned CVSS 7.8. Affected versions, a fix, and a CVE are not stated.
Unconfirmed: The notice does not confirm attacks, affected builds, or a vendor patch.
- The function named is load_checkpoint_to_cpu.
- ZDI labels the flaw a zero-day at CVSS 7.8.
- The victim must interact with a malicious page or file.
- No version range or patch is provided.
Impact: Remote arbitrary code execution after user interaction
| Product | Affected |
|---|---|
| Meta fairseq | — |
- 1.Avoid opening untrusted checkpoint files or pages with fairseq.
- Vendors
- Meta
- Products
- fairseq
- Organizations
- Zero Day Initiative
From the original article
This vulnerability allows remote attackers to execute arbitrary code on affected installations of Meta fairseq. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.
zerodayinitiative.com
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