Meta fairseq S2TWavTransformerEncoder YAML parsing allows RCE
Original title: ZDI-26-924: (0Day) Meta fairseq S2TWavTransformerEncoder YAML File Parsing Code Injection Remote Code Execution Vulnerability
ZDI scores the zero-day 7.8 and says the victim must open a malicious file; no fix is listed.
ZDI-26-924 covers a zero-day in Meta fairseq where S2TWavTransformerEncoder YAML parsing can inject code. Remote attackers can run arbitrary code only if the user opens a malicious file. ZDI rates it CVSS 7.8. The notice does not name versions, a patch, or a CVE.
Unconfirmed: Affected versions, a fix, a CVE identifier, and real-world use are not stated.
- The issue is in S2TWavTransformerEncoder YAML file parsing.
- The target must open the malicious file.
- CVSS is 7.8 and the ZDI label is zero-day.
Impact: Arbitrary code execution after opening a malicious file
| Product | Affected |
|---|---|
| Meta fairseq | — |
- 1.Do not open untrusted YAML files for S2TWavTransformerEncoder.
- 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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