Stack-based Buffer Overflow in Amcrest Cameras and NVR
CVE-2020-5735

8.8HIGH

Key Information:

Vendor

Amcrest

Status
Amcrest
Vendor
CVE Published:
8 April 2020

Badges

👾 Exploit Exists🟣 EPSS 49%🦅 CISA Reported

What is CVE-2020-5735?

Amcrest cameras and NVRs are susceptible to a stack-based buffer overflow vulnerability that can be exploited by authenticated remote attackers through port 37777. If successful, these attackers may crash the device or potentially execute arbitrary code, leading to significant security risks and device malfunction.

CISA has reported CVE-2020-5735

CISA provides regional cyber and physical services to support security and resilience across the United States. CISA monitor the most dangerious vulnerabilities and have identifed CVE-2020-5735 as being exploited but is not known by the CISA to be used in ransomware campaigns. This is subject to change at pace

The CISA's recommendation is: Apply updates per vendor instructions.

Affected Version(s)

Amcrest before 2.623.00AC004.0.R.200316, 2.420.AC00.18.R.20200217, 2.800.00AC000.0.R.200330, 2.800.0000000.6.R.200314.bin, 2.622.00AC000.0.R.200320.bin, and 4.000.00AC000.0.R.200218

References

https://www.tenable.com/security/research/tra-2020-20
x_refsource_MISC
http://packetstormsecurity.com/files/157164/Amcrest-Dahua...
x_refsource_MISC

EPSS Score

49% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • 🦅

    CISA Reported

  • Vulnerability published

  • Vulnerability Reserved

.