Auth bypass in Maarch Rm
CVE-2022-37774
There is a broken access control vulnerability in the Maarch RM 2.8.3 solution. When accessing some specific document (pdf, email) from an archive, a preview is proposed by the application. This preview generates a URL including an md5 hash of the file accessed. The document's URL (https://{url}/tmp/{MD5 hash of the document}) is then accessible without authentication.
Vulnerability class: Broken Authentication
EPSS: 0.005 (40.9th 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
- Maarch Maarch_rm — versions 2.9
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- af854a3a-2127-422b-91ae-364da2661108 (Vendor Advisory)
- cve@mitre.org (Third Party Advisory, Release Notes)
Frequently asked questions
- What is CVE-2022-37774?
- CVE-2022-37774 is a medium-severity vulnerability in Maarch Rm, classified under Improper Authentication. CVSS score: 5.3/10. Published 2022-11-23.
- How severe is CVE-2022-37774?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2022-37774 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.