CVE-2021-38189: RUSTSEC-2021-0069 - SMTP command injection in body

CVE-2021-38189 · Severity: low · CVSS 3.1 · Published 2021-05-22

SMTP command injection in body

Technologies: lettre (crates.io). Vendors: crates.io.

Quick answers

Is CVE-2021-38189 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2021-38189 being exploited in the wild.
How severe is CVE-2021-38189?
Low severity, with a CVSS score of 3.1, published 22 May 2021.
Which products and versions are affected?
lettre (crates.io) SEMVER:introduced=0.7.0,fixed=0.9.6, SEMVER:introduced=0.7.0,fixed=0.9.6,introduced=0.10.0-alpha.1,fixed=0.10.0-rc.3.
Is there a fix for CVE-2021-38189?
Yes. lettre (crates.io): upgrade to 0.10.0-rc.3, 0.9.6 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2021-38189?
Check whether you run lettre (crates.io) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • lettre (crates.io): upgrade to 0.10.0-rc.3, 0.9.6 or later
    cargo update -p lettre

Affected products

  • lettre (crates.io) SEMVER:introduced=0.7.0,fixed=0.9.6, SEMVER:introduced=0.7.0,fixed=0.9.6,introduced=0.10.0-alpha.1,fixed=0.10.0-rc.3

Identifiers

  • CVE-2021-38189
  • GHSA-qc36-q22q-cjw3
  • RUSTSEC-2021-0069

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