CVE intelligence and bounded remediation
CVE-2017-17020 — Dlink Dcs-5009 Firmware security vulnerability
On D-Link DCS-5009 devices with firmware 1.08.11 and earlier, DCS-5010 devices with firmware 1.14.09 and earlier, and DCS-5020L devices with firmware before 1.15.01, command injection in alphapd (binary responsible for running the camera's web server) allows remote authenticated attackers to execute code through sanitized /setSystemAdmin user input in the AdminID field being passed directly to a call to system.
- Severity
- High
- CVSS
- 8.8 (3.0)
- Published
- 2018-05-01
- CISA KEV
- Not currently listed
- Ecosystem
- operating-system
- Weaknesses
- CWE-78
Affected products
- dlink / dcs-5009_firmware
- dlink / dcs-5010_firmware
- dlink / dcs-5020l_firmware
Matched remediation archetype
Command, code, expression, and template injection
This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.
Check exposure
- Trace untrusted values to process execution, interpreters, evaluators, template engines, dynamic imports, and administrative scripting features.
- Determine whether the affected path is reachable across each trust boundary and which service account or host privilege it inherits.
- Review configuration for optional execution features, unsafe compatibility modes, and shell invocation.
Remediate safely
- Replace string-built commands or evaluated code with fixed operations and structured argument APIs that do not invoke a shell.
- Use strict allowlists for operation identifiers and reject unexpected input before it reaches any interpreter.
- Update the affected component and add inert regression tests covering metacharacters, encoding variants, and alternate request paths.
Authoritative sources
Complete CVE record and remediation plan
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