Vulnerability in Cesanta Mongoose
CVE-2022-25299
This affects the package cesanta/mongoose before 7.6. The unsafe handling of file names during upload using mg_http_upload() method may enable attackers to write files to arbitrary locations outside the designated target folder.
EPSS: 0.014 (70.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Cesanta Mongoose
- N/a Cesanta/mongoose — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- report@snyk.io (Exploit, Third Party Advisory, x_refsource_MISC)
- report@snyk.io (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2022-25299?
- CVE-2022-25299 is a critical-severity vulnerability in Cesanta Mongoose, classified under Files or Directories Accessible to External Parties. CVSS score: 9.8/10. Published 2022-02-18.
- How severe is CVE-2022-25299?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2022-25299 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.