CVE-2022-21800
CWE-327Published: February 18, 2022· Updated: Jun 17, 2026
Official Description
MMP: All versions prior to v1.0.3, PTP C-series: Device versions prior to v2.8.6.1, and PTMP C-series and A5x: Device versions prior to v2.5.4.1 uses the MD5 algorithm to hash the passwords before storing them but does not salt the hash. As a result, attackers may be able to crack the hashed passwords.
Technical Analysis
CVE-2022-21800 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 6.5.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-327)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-21800 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts