CVE-2018-18907: dlink dir-850l_firmare Improper Authentication
CVSS: 7.5v3.1HighModified
Published 16-06-2022Last modified 05-08-2024
Vulnerability summary
CVE-2018-18907 is a high (CVSS 7.5) Improper Authentication vulnerability in dlink dir-850l_firmare. EPSS estimates a 0.82% chance of exploitation in the next 30 days, higher than 56.5% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (NVD)EPSS score
0.82%
0%100%
Low · +0.02 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 16-06-2022PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
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.
CVSS metrics
2 scores · 1 source · 2 versionsHigh 7.5Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:NSourcesSingle source
Medium 5.0Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:P/A:NSourcesSingle source
EPSS trend
Probability
0.82%
Chance of exploitation in the next 30 days
Percentile
57%
Versus all other CVEs
30-day change
+0.02 pp
From 0.80% on 19-09-2026
19-09-202619-10-2026
EPSS score0.82%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Dlink1 product
- dir-850l_firmare< 1.21b07
1 vendor · 1 product
References
3 links- www.synopsys.com/blogs/software-security/wpa2-encryption-bypass-defensics-fuzzing/X Refsource MISCThird Party Advisory
- supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10097X Refsource MISCVendor Advisory