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TI-2020-18301 Aliases CVE-2020-35858GHSA-gv73-9mwv-fwgq

An issue was discovered in the prost crate before 0.6.1 for Rust.

Priority MEDIUM 48CWE-787Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and GitHub. Impact type from CWE-787 and the CVSS impact.

Summary

An issue was discovered in the prost crate before 0.6.1 for Rust. There is stack consumption via a crafted message, causing a denial of service (e.g., x86) or possibly remote code execution (e.g., ARM).

Why it matters now

EPSS 0.03401 88th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed prost (crates.io): 0.6.1

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
—prost (crates.io)before 0.6.10.6.1Patch availableGHSA-gv73-9mwv-fwgq
  • — Vendor— Affected all versions Fixed in — No fix listed CNA
  • prost (crates.io) Vendor— Affected before 0.6.1 Fixed in 0.6.1 Patch available GHSA-gv73-9mwv-fwgq

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:prost_project:prost:*:*:*:*:*:rust:*:*before 0.6.1VulnerableProst Project
  • cpe:2.3:a:prost_project:prost:*:*:*:*:*:rust:*:* Versions before 0.6.1 Vulnerable ·Prost Project

Remediation

  • Fix · GHSA-gv73-9mwv-fwgq prost (crates.io) Fixed in 0.6.1 Advisory →

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-35858
  2. 2026-10-03 Alias added: GHSA-gv73-9mwv-fwgq

References

  • TI-2021-15869 An issue was discovered in the prost-types crate before 0.8.0 for Rust. CVSS 3.1HIGH 7.5

Sources