Vulnerability in Gurock Testrail
CVE-2021-40875
Improper Access Control in Gurock TestRail versions < 7.2.0.3014 resulted in sensitive information exposure. A threat actor can access the /files.md5 file on the client side of a Gurock TestRail application, disclosing a full list of application files and the corresponding file paths. The corresponding file paths can be tested, and in some cases, result in the disclosure of hardcoded credentials, API keys, or other sensitive data.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.475 (98.8th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 99th percentile — 98.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.484 · newest: 0.475 · change: -0.009
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.gurock.com/testrail/tour/enterprise-edition (Product, Vendor Advisory)
- johnjhacking.com/blog/cve-2021-40875/ (Exploit, Third Party Advisory)
- github.com/SakuraSamuraii/derailed (Third Party Advisory)
- packetstormsecurity.com/files/164270/Gurock-Testrail-7.2.0.3014-Improper-Access… (Exploit, VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-40875?
- CVE-2021-40875 is a high-severity vulnerability in Gurock Testrail, classified under Direct Request (Forced Browsing). CVSS score: 7.5/10. Published 2021-09-22.
- How severe is CVE-2021-40875?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-40875 known to be exploited?
- 21 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.