Information disclosure in Rust-Lang Rust

CVE-2019-1010299

The Rust Programming Language Standard Library 1.18.0 and later is affected by: CWE-200: Information Exposure. The impact is: Contents of uninitialized memory could be printed to string or to log file. The component is: Debug trait implementation for std::collections::vec_deque::Iter. The attack vector is: The program needs to invoke debug printing for iterator over an empty VecDeque. The fixed version is: 1.30.0, nightly versions after commit b85e4cc8fadaabd41da5b9645c08c68b8f89908d.

Vulnerability class: Information Disclosure

EPSS: 0.015 (71.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • josh@bress.net (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)
  • josh@bress.net (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-1010299?
CVE-2019-1010299 is a medium-severity vulnerability in Rust-Lang Rust, classified under Information Disclosure. CVSS score: 5.3/10. Published 2019-07-15.
How severe is CVE-2019-1010299?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2019-1010299 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.