CVE-2022-28901
Published: 10 May 2022
Summary
CVE-2022-28901 is a critical-severity OS Command Injection (CWE-78) vulnerability in Dlink Dir-882 Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 3.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
CVE-2022-28901 is a command injection vulnerability (CWE-78) in the /SetTriggerLEDBlink/Blink endpoint of the D-Link DIR882 router running firmware DIR882A1_FW130B06. The flaw permits unauthenticated remote attackers to inject and execute arbitrary operating-system commands, resulting in a CVSS 3.1 base score of 9.8.
An attacker with network access can send a crafted HTTP request containing malicious payload data to the affected endpoint. Successful exploitation grants root-level privileges on the device without requiring authentication or user interaction, enabling full control over the router’s configuration, traffic, and attached networks.
D-Link’s security bulletin page references the issue but does not detail specific firmware patches or work-arounds in the supplied references; administrators are advised to consult the vendor advisory for any available updates. The associated EPSS score has reached a peak of 0.3342 with a current value of 0.2861, indicating moderate and sustained exploitation interest since disclosure. Public proof-of-concept code is available on GitHub.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-33336
Vulnerability details
A command injection vulnerability in the component /SetTriggerLEDBlink/Blink of D-Link DIR882 DIR882A1_FW130B06 allows attackers to escalate privileges to root via a crafted payload.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.