Path Traversal in Spaceapplications Yamcs
CVE-2023-45277
Yamcs 5.8.6 is vulnerable to directory traversal (issue 1 of 2). The vulnerability is in the storage functionality of the API and allows one to escape the base directory of the buckets, freely navigate system directories, and read arbitrary files.
Vulnerability class: Path Traversal (Directory Traversal)
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: 0.010 (61.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 61.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Spaceapplications Yamcs — versions 5.8.6
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/yamcs/yamcs/compare/yamcs-5.8.6...yamcs-5.8.7 (Patch)
- www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-45277?
- CVE-2023-45277 is a high-severity vulnerability in Spaceapplications Yamcs, classified under Path Traversal. CVSS score: 7.5/10. Published 2023-10-19.
- How severe is CVE-2023-45277?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-45277 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.