Authenticated command execution via unquoted cmd parameter
Published Aug 3, 2024 · Updated Aug 7, 2024
OS command injection in D-Link DI-8100 16.07 allows remote authenticated users to execute commands through the web interface. The msp_info_htm handler reads flag=cmd and an attacker-controlled cmd value, inserts that value into a shell command, and passes the result to system(). Exploitation requires a valid web-management session and runs firmware shell commands with the jhttpd service's privileges.
Summary
What happened
OS command injection in D-Link DI-8100 16.07 allows remote authenticated users to execute commands through the web interface. The msp_info_htm handler reads flag=cmd and an attacker-controlled cmd value, inserts that value into a shell command, and passes the result to system(). Exploitation requires a valid web-management session and runs firmware shell commands with the jhttpd service's privileges.
The record
- CVE
- CVE-2024-7436
- Published
- Aug 3, 2024
- Updated
- Aug 7, 2024
- Vendor
- D-Link Corporation
- Product
- DI-8100
- Classifications
- CWE-77, T1059.004
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Aug 3, 2024CVE publishedPublication date reported by the CVE source.
- Aug 7, 2024Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=16.07
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- DI81000_conmand_injection.pyfunctional · demonstrated
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Technologies
Your stack
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Your stack
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