Arbitrary file read via unsanitized notice filename
Published Jan 30, 2023 · Updated Aug 3, 2024
Path traversal in FreshTomato 2022.5 and Siretta QUARTZ-GOLD G5.0.1.5-210720-141020 allows remote authenticated users to read arbitrary files. The httpd wo_update function passes update.cgi's unsanitized notice argument to asp_notice, which appends it to /var/notice/ before file access. Administrative web access and an existing /var/notice directory are required; traversal sequences can disclose any readable file on the router.
Summary
What happened
Path traversal in FreshTomato 2022.5 and Siretta QUARTZ-GOLD G5.0.1.5-210720-141020 allows remote authenticated users to read arbitrary files. The httpd wo_update function passes update.cgi's unsanitized notice argument to asp_notice, which appends it to /var/notice/ before file access. Administrative web access and an existing /var/notice directory are required; traversal sequences can disclose any readable file on the router.
The record
- CVE
- CVE-2022-38451
- Published
- Jan 30, 2023
- Updated
- Aug 3, 2024
- Vendor
- FreshTomato Project
- Product
- FreshTomato
- Classifications
- CWE-22, T1005
- Attack vector
- network
- Privileges
- authenticated
Timeline
How it unfolded
- Jan 30, 2023CVE 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?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=2022.5
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
- Talos update.cgi path-traversal analysisproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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