CVE-2020-28993 json
A Directory Traversal vulnerability exists in ATX miniCMTS200a Broadband Gateway through 2.0 and Pico CMTS through 2.0.
published 2020-12-01 5 y ago modified 2026-06-17 4 mo ago also EUVD-2020-21375
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 2.8%
- EPSS 2.8% chance of exploitation in 30 days, percentile 86%
- public exploits
- 0
- none known
Summary
A Directory Traversal vulnerability exists in ATX miniCMTS200a Broadband Gateway through 2.0 and Pico CMTS through 2.0. Successful exploitation of this vulnerability would allow an unauthenticated attacker to retrieve administrator credentials by sending a malicious POST request.
Exploit prediction
2.80% chance of exploitation in the next 30 days, higher than 86% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- exploit-db.com https://www.exploit-db.com/exploits/49124 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
Classification
- Weakness
-
- CWE-22 Improper Limitation of a Pathname to a Restricted Directory
References
-
exploit-db.com
/exploits/49124
exploit, third-party-advisory, vdb-entry
-
atx.com
/products/commercial-services-gateways/minicmts200a-broadband-gateway/
product, vendor-advisory
Sources
- CVE List CVE-2020-28993
- NVD CVE-2020-28993
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