What’s Vulnerable › Vulnerabilities

CVE-2019-11878

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-05-10 · updated 2026-06-17
• Weakness: CWE-190

Description

An issue was discovered on XiongMai Besder IP20H1 V4.02.R12.00035520.12012.047500.00200 cameras. An attacker on the same local network as the camera can craft a message with a size field larger than 0x80000000 and send it to the camera, related to an integer overflow or use of a negative number. This then crashes the camera for about 120 seconds.

Affected products

• Xiongmaitech Besder Ip20H1 Firmware: 4.02.r12.00035520.12012.047500.00200

References

• http://blog.0x42424242.in/2019/04/besder-investigative-journey-part-1_24.html
• https://www.youtube.com/watch?v=SnyPJtDDMFQ
• http://blog.0x42424242.in/2019/04/besder-investigative-journey-part-1_24.html
• https://www.youtube.com/watch?v=SnyPJtDDMFQ

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