Auth bypass in Huawei Osca-550
CVE-2020-1789
Huawei OSCA-550, OSCA-550A, OSCA-550AX, and OSCA-550X products with version 1.0.1.21(SP3) have an insufficient authentication vulnerability. The software does not require a strong credential when the user trying to do certain operations. Successful exploit could allow an attacker to pass the authentication and do certain operations by a weak credential.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.002 (14.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Huawei Osca-550
- Huawei Osca-550a
- Huawei Osca-550a Firmware — versions 1.0.1.21\(sp3\), 1.0.1.21(sp3)
- Huawei Osca-550ax
- Huawei Osca-550ax Firmware — versions 1.0.1.21\(sp3\), 1.0.1.21(sp3)
- Huawei Osca-550 Firmware — versions 1.0.1.21\(sp3\), 1.0.1.21(sp3)
- Huawei Osca-550, Osca-550a, Osca-550ax, Osca-550x — versions 1.0.1.21(SP3)
- Huawei Osca-550x
- Huawei Osca-550x Firmware — versions 1.0.1.21\(sp3\), 1.0.1.21(sp3)
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2020-1789?
- CVE-2020-1789 is a medium-severity vulnerability in Huawei Osca-550, classified under Improper Authentication. CVSS score: 6.8/10. Published 2020-02-18.
- How severe is CVE-2020-1789?
- Medium severity. CVSS v3 base score is 6.8 out of 10.