Home/CVE/This affects the package cesanta/mongoose before 7.6. The unsafe handling of file names during upload using mg_http_uplo
CVE

CVE-2022-25299

This affects the package cesanta/mongoose before 7.6. The unsafe handling of file names during upload using mg_http_uplo

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.

CRITICAL · CVSS 9.8 EPSS 0.00353
Act now
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-552Files or Directories Accessible to External Parties
▤

Affected Products & Versions

1
cesanta mongoose< 7.6
⚠

Public Exploits & PoCs

1
pocsnyk.io · SNYK-UNMANAGED-CESANTAMONGOOSE-2404180snyk.io
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · report@snyk.io
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD18 Feb 2022 · 01:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/cesanta/mongoose/commit/c65c8fdaaa257e0487ab0aaae9e8f6b439335945PatchThird Party Advisory
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