What’s Vulnerable › Vulnerabilities
CVE-2021-31156
- Severity: high (CVSS 7.5 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.0% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2024-03-28 · updated 2026-06-17
- Weakness: CWE-22
Description
Allied Telesis AT-S115 1.2.0 devices before 1.00.024 with Boot Loader 1.00.006 allow Directory Traversal to achieve partial access to data.
Affected products
- Allied Telesis At S115 1.2.0: before 1.00.024_with_boot_loader_1.00.006 — fixed in 1.00.024_with_boot_loader_1.00.006
How to fix
Upgrade to a fixed version: Allied Telesis At S115 1.2.0 1.00.024_with_boot_loader_1.00.006. Check the vendor advisory for mitigations.
References
- https://gist.github.com/NitescuLucian/69cf22d17bf190325118304be04828e8
- https://www.alliedtelesis.com/en/documents/software-release-notes-s115-v120
- https://www.alliedtelesis.com/sites/default/files/documents/release-notes/ats115v120srna.pdf
- https://gist.github.com/NitescuLucian/69cf22d17bf190325118304be04828e8
- https://www.alliedtelesis.com/en/documents/software-release-notes-s115-v120
- https://www.alliedtelesis.com/sites/default/files/documents/release-notes/ats115v120srna.pdf
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