mistral.rs 0.9.0 through 0.9.4 contains a link following vulnerability in mistralrs-code-exec that allows sandboxed shell code to read and overwrite files outside the sandbox via symlinks. Attackers or prompt-injected agents can name symlinks as outputs or reuse sessions with symlinked input paths to access files with the server process's permissions.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
Present
Additional conditions required
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
None
No disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 5
https://github.com/EricLBuehler/mistral.rs
disclosure@vulncheck.com
https://github.com/EricLBuehler/mistral.rs/blob/4400935451da5e2dc7379a3f92fbbad…
disclosure@vulncheck.com
https://github.com/EricLBuehler/mistral.rs/blob/4400935451da5e2dc7379a3f92fbbad…
disclosure@vulncheck.com
https://hackmd.io/@haind03/ericlbuehler-mistralrs-code-exec-output-symlink-sand…
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/mistral-rs-0.9.0-through-0.9.4-sandbox-esc…
disclosure@vulncheck.com