Meta fairseq W2lConvGluEncoder YAML parsing flaw enables RCE (ZDI-26-928)
Original title: ZDI-26-928: (0Day) Meta fairseq W2lConvGluEncoder YAML File Parsing Code Injection Remote Code Execution Vulnerability
ZDI scores the unpatched bug 7.8; code runs only if a user opens a malicious file.
ZDI-26-928 covers an unpatched code-injection vulnerability in Meta fairseq's W2lConvGluEncoder YAML parsing. A remote attacker can execute arbitrary code when the target opens a malicious file. The CVSS rating is 7.8. The notice gives no versions, fix, or CVE.
Unconfirmed: The snippet does not confirm exploitation or a vendor patch.
- Published as ZDI-26-928 and labeled 0-day.
- User interaction is required to open the file.
- CVSS rating assigned by ZDI is 7.8.
- No CVE or remediation version is named.
Impact: arbitrary code execution after opening a malicious file
| Product | Affected |
|---|---|
| Meta fairseq W2lConvGluEncoder | — |
- 1.Do not open untrusted fairseq YAML files.
- ATT&CK
- T1204.002 Malicious File
- 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 open a malicious file. The ZDI has assigned a CVSS rating of 7.
zerodayinitiative.com
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