CVEs / CVE-2019-20500

CVE-2019-20500: D-Link DWL-2600AP Access Point Command Injection Vulnerability

Known exploited in the CISA KEV catalog since 29 Jun 2023
high 7.8 CVSS 3.1 (NVD)
EPSS 96.7% chance of exploitation in the next 30 days, higher than 99% of CVEs (30 Oct 2026)
Last changed at its sources 17 Jun 2026

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Summary

D-Link DWL-2600AP access point contains an authenticated command injection vulnerability via the Save Configuration functionality in the Web interface, using shell metacharacters in the admin.cgi?action=config_save configBackup or downloadServerip parameter.
CISA, Known Exploited Vulnerabilities catalog

Description

D-Link DWL-2600AP 4.2.0.15 Rev A devices have an authenticated OS command injection vulnerability via the Save Configuration functionality in the Web interface, using shell metacharacters in the admin.cgi?action=config_save configBackup or downloadServerip parameter.
The CVE record, via NVD · published 5 Mar 2020 · NVD status: Analyzed

Affected and fixed versions

As stated by the CVE record (from the CNA)
Product	Affected	Fixed in
n/a n/a	n/a	—

Exploitation

In CISA KEV since	29 Jun 2023
Due date for US federal agencies	20 Jul 2023
Used in ransomware campaigns	Unknown
Required action	Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Severity

CVSS 3.1	7.8 high `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H` Scored by NVD
Weakness	CWE-78

References

CVE-2019-20500 on NVD
CVE-2019-20500 in the CISA KEV catalog
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10113 (cited by CISA)
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10113 Patch, Vendor Advisory
https://www.exploit-db.com/exploits/46841 Exploit, Third Party Advisory, VDB Entry
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-20500 US Government Resource

Sources

Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.

This product uses data from the NVD API but is not endorsed or certified by the NVD.