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.

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

1.00% chance of exploitation in the next 30 days, 61th percentile

Published

2023-10-19

Updated

2024-08-02

Proof-of-concept exploits (2)

• https://www.linkedin.com/pulse/yamcs-vulnerability-assessment-visionspace-technologies
• shoucheng3/yamcs__yamcs_CVE-2023-45277_5-8-60★ · 2025-08-17

References

• CVE Record
• NVD entry

Related

• CVE-2023-45249
• CVE-2023-45278
• CVE-2023-4522
• CVE-2023-45279
• CVE-2023-4521
• CVE-2023-45280