CVE Explorer
CVE-2026-4377
Dlink DWR-X1820 router uses weak default password generated from its IMEI number and does not require users to change it. An attacker who knows how passwords are generated can easily crack the default password if they have the device IMEI number.
This issue was fixed in version 1.00B16CP.
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0
Affected products and versions
1 source assertion{"defaultStatus":"unaffected","product":"DWR-X1820","vendor":"D-Link Corporation","versions":[{"lessThan":"1.00B16CP","status":"affected","version":"1.00B14CP","versionType":"custom"}]}
- cve_program_cvelist_v5affectedurn:baitaphish:normalized-source-record:v2:4046673211d4e1c2228a7f8e28c9d3350a0d396807dbf3f5e9729c94d9fcbe62 · sha256:15df201bb5496609… · /containers/cna/affected/0
Provider-owned CVSS observations
1 source assertion{"metric":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"HIGH","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":6,"baseSeverity":"MEDIUM","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"N…
- cve_program_cvelist_v5cvssurn:baitaphish:normalized-source-record:v2:4046673211d4e1c2228a7f8e28c9d3350a0d396807dbf3f5e9729c94d9fcbe62 · sha256:15df201bb5496609… · /containers/cna/metrics/0/cvssV4_0
CWE assertions
1 source assertion{"cweId":"CWE-1391","description":"CWE-1391 Use of Weak Credentials","lang":"en","type":"CWE"}
- cve_program_cvelist_v5cweurn:baitaphish:normalized-source-record:v2:4046673211d4e1c2228a7f8e28c9d3350a0d396807dbf3f5e9729c94d9fcbe62 · sha256:15df201bb5496609… · /containers/cna/problemTypes/0/descriptions/0
Source references
2 source assertions{"tags":["third-party-advisory"],"url":"https://cert.pl/posts/2026/05/CVE-2026-4377"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4046673211d4e1c2228a7f8e28c9d3350a0d396807dbf3f5e9729c94d9fcbe62 · sha256:15df201bb5496609… · /containers/cna/references/0
{"tags":["product"],"url":"https://www.dlink.com/pl/pl/products/dwr-1820-cp#support"}
- cve_program_cvelist_v5referenceurn:baitaphish:normalized-source-record:v2:4046673211d4e1c2228a7f8e28c9d3350a0d396807dbf3f5e9729c94d9fcbe62 · sha256:15df201bb5496609… · /containers/cna/references/1
Attribution and limitations
- CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →
Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.