Stored JavaScript execution via unescaped WDS comment
Published Apr 18, 2024 · Updated Aug 2, 2024
Stored XSS in TOTOLINK N300RT firmware 2.1.8-B20201030.1539 allows remote attackers to execute JavaScript via the WDS Comment field. The interface stores the Comment value without neutralizing HTML and renders it into the page, where an injected SVG onload handler executes. WDS is disabled by default, and exploitation requires another user to visit the affected page; the script can read or alter data available to that browser session.
Summary
What happened
Stored XSS in TOTOLINK N300RT firmware 2.1.8-B20201030.1539 allows remote attackers to execute JavaScript via the WDS Comment field. The interface stores the Comment value without neutralizing HTML and renders it into the page, where an injected SVG onload handler executes. WDS is disabled by default, and exploitation requires another user to visit the affected page; the script can read or alter data available to that browser session.
The record
- CVE
- CVE-2024-32332
- Published
- Apr 18, 2024
- Updated
- Aug 2, 2024
- Vendor
- TOTOLINK
- Product
- N300RT Firmware
- Classifications
- CWE-79, T1203
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Apr 18, 2024CVE publishedPublication date reported by the CVE source.
- Aug 2, 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=2.1.8-b20201030.1539
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
- WDS Comment SVG onload proof of conceptproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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