VulnerabilityModified
CVE-2019-15541
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.
HIGH 7.5EPSS 2.23%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.23%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.23% probability · 82th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-88
- Affected
- rustls project/rustls
- Source
- cve@mitre.org
References
- https://github.com/ctz/rustls/commit/a93ee1abd2ab19ebe4bf9d684d56637ee54a6074Patch, Third Party Advisory
- https://github.com/ctz/rustls/compare/cd66549...17ee52cRelease Notes, Third Party Advisory
- https://github.com/ctz/rustls/issues/285Exploit, Issue Tracking, Third Party Advisory
- https://github.com/ctz/rustls/commit/a93ee1abd2ab19ebe4bf9d684d56637ee54a6074Patch, Third Party Advisory
- https://github.com/ctz/rustls/compare/cd66549...17ee52cRelease Notes, Third Party Advisory
- https://github.com/ctz/rustls/issues/285Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.