CVE-2019-20500 D-Link DWL-2600AP Access Point: command or code injection
In plain words: The program treats text it receives as instructions instead of plain data. The attacker can run commands on the machine — often the whole device is taken over.
Confirmed exploited by CISA on · US federal patch deadline Jul 20, 2023
What to do
- Install D-Link's security update for DWL-2600AP Access Point. If no update exists, follow the vendor's workaround or stop using the product until one ships.
- Turn on automatic firmware updates and replace gear the maker no longer supports.
- Change default passwords and switch off remote administration and features you do not use.
- Do not put storage boxes or cameras directly on the internet — use the maker's app or a VPN.
Who is affected
Could reach you. This one is aimed at devices or apps of the kind people own.
What's at risk: Taken over in bulk to join botnets, used to watch your traffic, or — for storage boxes — locked by ransomware.
The details
- Official name
- D-Link DWL-2600AP Access Point Command Injection Vulnerability
- Product
- D-Link DWL-2600AP Access Point
- CISA description
- 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.
- Type of flaw
- Command or code injection (CWE-78)
- Confirmed exploited
- Jun 29, 2023
- US federal patch deadline
- Jul 20, 2023
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Answering about CVE-2019-20500 ·
Questions about CVE-2019-20500
Is CVE-2019-20500 being exploited?
Yes. CISA added CVE-2019-20500 to its Known Exploited Vulnerabilities catalog on Jun 29, 2023, which means there is reliable evidence of real-world attacks.
How do I fix CVE-2019-20500?
Install D-Link's security update for DWL-2600AP Access Point. If no update exists, follow the vendor's workaround or stop using the product until one ships. Turn on automatic firmware updates and replace gear the maker no longer supports.
Am I affected by CVE-2019-20500?
Only if you use D-Link DWL-2600AP Access Point. This one is aimed at devices or apps of the kind people own.