Path Traversal in Keymaker-Mx Keymaker
CVE-2021-21269
Keymaker is a Mastodon Community Finder based Matrix Community serverlist page Server. In Keymaker before version 0.2.0, the assets endpoint did not check for the extension. The rust `join` method without checking user input might have made it abe to do a Path Traversal attack causing to read more files than allowed. This is fixed in version 0.2.0.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.014 (71.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 71.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Keymaker-Mx Keymaker — versions < 0.2.0
- Keymaker Project
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/keymaker-mx/keymaker/security/advisories/GHSA-pg25-xfcf-vjvm (Third Party Advisory)
- github.com/keymaker-mx/keymaker/commit/63f3012b390ff1519a84100df9e5dff5058bb926 (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-21269?
- CVE-2021-21269 is a high-severity vulnerability in Keymaker-Mx Keymaker, classified under Path Traversal. CVSS score: 7.7/10. Published 2021-01-20.
- How severe is CVE-2021-21269?
- High severity. CVSS v3 base score is 7.7 out of 10.
- Is CVE-2021-21269 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.