CISA KEV · Known exploitedCritical

CVE-2016-20017

D-Link DSL-2750B Devices

D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in 2016 through 2022.

CVSS
9.8
EPSS
65.4%
99.2% percentile
CISA KEV
Listed
Published
2022.10.19
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability65.4%
Technical severityCVSS 9.8

Vulnerability overview

D-Link DSL-2750B devices before 1.05 allow remote unauthenticated command injection via the login.cgi cli parameter, as exploited in the wild in 2016 through 2022.

Affected product and versions

Product
D-Link DSL-2750B Devices
Affected versions
< 1.05
Fixed versions
1.05

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Due date: 2024.01.29
  1. 1
    Identify

    Confirm that D-Link DSL-2750B Devices and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
CWE-77
KEV added
2024.01.08
Ransomware use
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