Remote command execution via unescaped mac parameter
Published Aug 25, 2022 · Updated Aug 3, 2024
Command injection in Tenda AC1206 firmware 15.03.06.23 allows remote attackers to execute arbitrary OS commands through the mac parameter. formWriteFacMac passes the untrusted mac value to doSystemCmd, whose implementation invokes system directly without neutralizing shell syntax. The published proof sends a crafted request to /goform/WriteFacMac and demonstrates command execution; access to the router's web interface is required.
Summary
What happened
Command injection in Tenda AC1206 firmware 15.03.06.23 allows remote attackers to execute arbitrary OS commands through the mac parameter. formWriteFacMac passes the untrusted mac value to doSystemCmd, whose implementation invokes system directly without neutralizing shell syntax. The published proof sends a crafted request to /goform/WriteFacMac and demonstrates command execution; access to the router's web interface is required.
The record
- CVE
- CVE-2022-37810
- Published
- Aug 25, 2022
- Updated
- Aug 3, 2024
- Vendor
- Unknown vendor
- Product
- Unknown product
- Classifications
- CWE-78, T1059, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Aug 25, 2022CVE publishedPublication date reported by the CVE source.
- Aug 3, 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?
What conditions does exploitation require?
What is affected?
Affected products and versions are unavailable in this record.
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
- formWriteFacMac HTTP proof of conceptfunctional · demonstrated
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Technologies
Your stack
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Your stack
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