rustls-mio/examples/tlsserver.rs in the rustls crate before 0.16.0 for Rust allows…
Priority LOW 37CWE-88Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-88.
Summary
rustls-mio/examples/tlsserver.rs in the rustls crate before 0.16.0 for Rust allows attackers to cause a denial of service (loop of conn_event and ready) by arranging for a client to never be writable.
Why it matters now
EPSS 0.02233 82nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:rustls_project:rustls:*:*:*:*:*:*:*:* | before 0.16.0 | Vulnerable | Rustls Project |
- cpe:2.3:a:rustls_project:rustls:*:*:*:*:*:*:*:* Versions before 0.16.0 Vulnerable ·Rustls Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-15541
- 2026-10-03 Alias added: GHSA-888v-c6vc-wh7r
References
More Rustls Project Rustls vulnerabilities
- TI-2024-10883 Rustls: rustls network-reachable panic in `acceptor::accept` CVSS 3.1HIGH 7.5
Sources
- CVE-2019-15541 · CVE Program
- CVE-2019-15541 · NVD
- FIRST EPSS
- GHSA-888v-c6vc-wh7r · GitHub Advisory Database · CC BY 4.0
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