Unrated severityNVD Advisory· Published Sep 5, 2019· Updated Aug 4, 2024
CVE-2019-12223
CVE-2019-12223
Description
An issue was discovered in NVR WebViewer on Hanwah Techwin SRN-472s 1.07_190502 devices, and other SRN-x devices before 2019-05-03. A system crash and reboot can be achieved by submitting a long username in excess of 117 characters. The username triggers a buffer overflow in the main process controlling operation of the DVR system, rendering services unavailable during the reboot operation. A repeated attack affects availability as long as the attacker has network access to the device.
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Affected products
3- Hanwah Techwin/SRN-472sdescription
- Range: =1.07_190502
Patches
Vulnerability mechanics
References
3- gist.github.com/dustinnoe/66f91573a0080c9fb2c21819d8805a82mitrex_refsource_MISC
- medium.com/%40noe.dustin/samsung-webviewer-remote-dos-vulberability-cve-2019-12223-5f4afbc83fbdmitrex_refsource_MISC
- www.hanwha-security.com/en/products/video-recorder/nvr/ch4/SRN-472S/overview/mitrex_refsource_MISC
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