Vulnerability in Fiveai Cachet
CVE-2021-39172
Cachet is an open source status page system. Prior to version 2.5.1, authenticated users, regardless of their privileges (User or Admin), can exploit a new line injection in the configuration edition feature (e.g. mail settings) and gain a…
Vulnerability class: CRLF Injection
EPSS: 0.520 (98.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Fiveai Cachet — versions < 2.5.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/fiveai/Cachet/security/advisories/GHSA-9jxw-cfrh-jxq6 (x_refsource_CONFIRM)
- github.com/fiveai/Cachet/releases/tag/v2.5.1 (x_refsource_MISC)
- blog.sonarsource.com/cachet-code-execution-via-laravel-configuration-injection/ (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-39172?
- CVE-2021-39172 is a high-severity vulnerability in Fiveai Cachet, classified under CRLF Injection. CVSS score: 8.8/10. Published 2021-08-27.
- How severe is CVE-2021-39172?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-39172 known to be exploited?
- 9 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.