Resource exhaustion in Trust-Dns-Server Project
CVE-2020-35857
An issue was discovered in the trust-dns-server crate before 0.18.1 for Rust. DNS MX and SRV null targets are mishandled, causing stack consumption.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (72.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.015 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- rustsec.org/advisories/RUSTSEC-2020-0001.html (Exploit, Third Party Advisory)
- github.com/bluejekyll/trust-dns/commit/8b9eab05795fdc098976262853b2498055c7a8f3
Frequently asked questions
- What is CVE-2020-35857?
- CVE-2020-35857 is a high-severity vulnerability in Trust-Dns-Server Project, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2020-12-31.
- How severe is CVE-2020-35857?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-35857 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.