9.8

CVE-2021-42627: dlink dir-615_firmware

CVSS: 9.8v3.1CriticalModified
Published 23-08-2022Last modified 09-07-2026
Open JSON

Vulnerability summary

CVE-2021-42627 is a critical (CVSS 9.8) vulnerability in dlink dir-615_firmware. EPSS estimates a 63.07% chance of exploitation in the next 30 days, higher than 99.1% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
63.07%
0%100%
Critical · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 23-08-2022
    PublishedVulnerability first disclosed.
  2. 09-07-2026
    Last modifiedVulnerability information updated.

Description

The WAN configuration page "wan.htm" on D-Link DIR-615 devices with firmware 20.06 can be accessed directly without authentication which can lead to disclose the information about WAN settings and also leverage attacker to modify the data fields of page.

CVSS metrics

1 score · 1 source · 1 version

EPSS trend

Probability

63.07%

Chance of exploitation in the next 30 days

Percentile

99%

Versus all other CVEs

30-day change

0.00 pp

From 63.07% on 19-09-2026

19-09-202619-10-2026
EPSS score
63.07%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Dlink4 products

1 vendor · 4 products

References

2 links