CVE-2026-86187
WWBN AVideo Weak PRNG Password Generation via External Login
- State
- Published
- Severity
- 7.4 High
- Published
- Sep 5, 2026
- Updated
- Sep 10, 2026
- Reserved
- Sep 5, 2026
Description
WWBN AVideo generates passwords for external-login accounts using rand() instead of a cryptographic generator, producing only 31-bit integers. Attackers with access to password hashes can recover plaintext passwords in minutes through offline brute-force attacks due to unsalted MD5-based hashing.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.4 High | CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 5.9 Medium | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N | VulnCheck |
Weaknesses
- CWE-330 Use of Insufficiently Random Values
Affected Products
| Product | Versions |
|---|---|
AVideoWWBN |
|
References
- GitHub Security Advisory (GHSA-h3ff-c2qq-pr2g)vendor-advisory
- VulnCheck Advisory: WWBN AVideo Weak PRNG Password Generation via External Loginthird-party-advisory
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