CSRF in Softbank Optical Bb Unit E-Wmta
CVE-2021-20783
Cross-site request forgery (CSRF) vulnerability in Optical BB unit E-WMTA2.3 allows a remote attacker to hijack the authentication of administrators via a specially crafted page.
Vulnerability class: CSRF (Cross-Site Request Forgery)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (44.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Softbank Optical Bb Unit E-Wmta
- Softbank Optical Bb Unit E-Wmta2.3 — versions all versions
- Softbank Optical Bb Unit E-Wmta Firmware — versions 2.3
Weakness classification (CWE)
References
- jvn.jp/en/jp/JVN34364599/index.html (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20783?
- CVE-2021-20783 is a high-severity vulnerability in Softbank Optical Bb Unit E-Wmta, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2021-07-30.
- How severe is CVE-2021-20783?
- High severity. CVSS v3 base score is 8.8 out of 10.