Auth bypass in Dlink Dir-850l
CVE-2018-18907
An issue was discovered on D-Link DIR-850L 1.21WW devices. A partially completed WPA handshake is sufficient for obtaining full access to the wireless network. A client can access the network by sending packets on Data Frames to the AP without encryption.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.008 (55.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: +0.000
Affected products
Weakness classification (CWE)
References
- us.dlink.com/security-advisories/ (Broken Link)
- www.synopsys.com/blogs/software-security/wpa2-encryption-bypass-defensics-fuzzi… (Third Party Advisory)
- supportannouncement.us.dlink.com/announcement/publication.aspx (Vendor Advisory)
Frequently asked questions
- What is CVE-2018-18907?
- CVE-2018-18907 is a high-severity vulnerability in Dlink Dir-850l, classified under Improper Authentication. CVSS score: 7.5/10. Published 2022-06-16.
- How severe is CVE-2018-18907?
- High severity. CVSS v3 base score is 7.5 out of 10.