Dir 645 Firmware
CVE-2022-32092
CRITICAL
Vulnerability Assessment
| Weakness |
CWE
OWASP Top 10:2025
A05:2025 - Injection
ASVS 5.0
V1 - Encoding and Sanitization OS command sanitization, avoid shell exec
MITRE ATT&CK
2 techniques across 1 tactic: Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. |
| Impact | CVSS score of 9.8 (CRITICAL). Attack characteristics: network attack vector, low complexity, no privileges required, no user interaction not required. Public proof-of-concept exploit code is available. |
| Exploit ScenarioDerived | A remote attacker could execute arbitrary operating system commands on the host by sending crafted requests to the affected application. No authentication is required to exploit this vulnerability. |
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Alert meAnalysisAI
D-Link DIR-645 v1.03 was discovered to contain a command injection vulnerability via the QUERY_STRING parameter at __ajax_explorer.sgi. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Avoid passing user input to shell commands. Use language-specific APIs instead of shell execution. Apply strict input validation with allowlists.
Affects your stack
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Technical ContextAI · show details
This vulnerability is classified as OS Command Injection (CWE-78), which allows attackers to execute arbitrary operating system commands on the host. D-Link DIR-645 v1.03 was discovered to contain a command injection vulnerability via the QUERY_STRING parameter at __ajax_explorer.sgi. Affected products include: Dlink Dir-645 Firmware.
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- Exploit and PoC references, threat intelligence from 22 sources
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Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
DescriptionNVD
D-Link DIR-645 v1.03 was discovered to contain a command injection vulnerability via the QUERY_STRING parameter at __ajax_explorer.sgi.
Threat Intelligence Overview
How this decision was reached
The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.
What every action level means
SSVC AssessmentENISA
Priority Score
Attack Technique
OS command injection occurs when an application passes unsanitized user input directly into system shell commands.
Affected Products (CPE)NVD
More in Dir 645 Firmware
View allMultiple cross-site scripting (XSS) vulnerabilities in D-Link DIR-645 Router (Rev. Rated medium severity (CVSS 4.3), thi
Stack-based buffer overflow in the DIR-645 Wired/Wireless Router Rev. Rated critical severity (CVSS 10.0), this vulnerab
Multiple D-Link DIR-series routers, including DIR-110, DIR-412, DIR-600, DIR-610, DIR-615, DIR-645, and DIR-815 firmware
webinc/js/info.php on D-Link DIR-816L 2.06.B09_BETA and DIR-803 1.04.B02 devices allows XSS via the HTTP Referer header.
Authentication Bypass vulnerability in D-Link DIR-645 firmware version 1.03 allows remote attackers to gain escalated pr
Command injection in D-Link DIR-645 router firmware allows remote attackers with low privileges to execute arbitrary com
NVD
CVE.org
EPSS
GitHub
Exploit-DB