PT-2019-12538 · Xiongmai · Xiongmai Besder Ip20H1

Published 2019-05-10 · Updated 2019-05-13 · CVE-2019-11878

Positive Technologies (AI Summary)

CVSS v3.1

6.5

Medium

Base vector

AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions XiongMai Besder IP20H1 version 4.02.R12.00035520.12012.047500.00200

Description An issue allows an attacker on the same local network to crash the camera by sending a crafted message with a size field larger than 0x80000000, potentially related to an integer overflow or use of a negative number. This results in the camera crashing for about 120 seconds.

Recommendations For XiongMai Besder IP20H1 version 4.02.R12.00035520.12012.047500.00200, as a temporary workaround, consider restricting access to the camera from the local network to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.

Exploit

Fix

Integer Overflow

Weakness Enumeration

CWE-190

Related Identifiers

CVE-2019-11878

Affected Products

Xiongmai Besder Ip20H1

References · 4

• 🔥 http://blog.0x42424242.in/2019/04/besder-investigative-journey-part-1_24.html · Exploit
• 🔥 https://youtube.com/watch?v=SnyPJtDDMFQ · Exploit
• https://osv.dev/vulnerability/CVE-2019-11878 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-11878 · Security Note