CVE-2023-53962

SOUND4 IMPACT/FIRST/PULSE/Eco v2.x Unauthenticated Directory Traversal File Write

CVSS 8.8 HIGHEPSS 1.0%CWE-22

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.8EPSS 1.0%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

22 Dec 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

SOUND4 IMPACT/FIRST/PULSE/Eco v2.x contains an unauthenticated directory traversal vulnerability that allows remote attackers to write arbitrary files through the 'upgfile' parameter in upload.cgi. Attackers can exploit the vulnerability by sending crafted multipart form-data POST requests with directory traversal sequences to write files to unintended system locations.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N

Affected products

Kantar Media · WM2 SOUND4 Ltd. · BigVoice2 SOUND4 Ltd. · BigVoice4 SOUND4 Ltd. · Impact/Pulse Eco SOUND4 Ltd. · Impact/Pulse/First SOUND4 Ltd. · Stream

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References

https://web.archive.org/web/20221207074555/https://www.sound4.com/https://www.exploit-db.com/exploits/51172 https://www.vulncheck.com/advisories/sound-impactfirstpulseeco-x-unauthenticated-directory-traversal-file-write https://www.zeroscience.mk/en/vulnerabilities/ZSL-2022-5730.php