CVE-2020-5735

HIGH
8.8
CVSS Score
Published: April 8, 2020 at 12:42 PM UTC
Updated: June 17, 2026 at 03:22 AM UTC
36 products affected across 1 vendorAMDV10814 H5 FirmwareIpm 721 FirmwareIpm HX1 Firmware

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Severity
HIGH8.8
Exploitation
CISA KEV
Exploit prediction
EPSS 36%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score36.2%

EPSS (Exploit Prediction Scoring System) estimates a 36.2% chance this CVE is exploited in the wild within the next 30 days — higher than 98% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

Amcrest cameras and NVR contain a stack-based buffer overflow vulnerability through port 37777 that allows an unauthenticated, remote attacker to crash the device and possibly execute code.

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Nov 3, 2021
Remediation Due
May 3, 2022
1640 days overdue

Description

Amcrest cameras and NVR are vulnerable to a stack-based buffer overflow over port 37777. An authenticated remote attacker can abuse this issue to crash the device and possibly execute arbitrary code.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions
amcrest-1080-lite-8ch (same device)
All versions
amcrest-amdv10814-h5 (same device)
v < v2.420.ac00.18.r.20200217
Affected range stops below v2.420.ac00.18.r.20200217, so it looks safe — our inference, not a vendor statement
amcrest-ip2m-841 (same device)
v < v2.800.0000000.6.r.200314
Affected range stops below v2.800.0000000.6.r.200314, so it looks safe — our inference, not a vendor statement
amcrest-ip2m-841-v3 (same device)
v < v2.623.00ac004.0.r.200316
Affected range stops below v2.623.00ac004.0.r.200316, so it looks safe — our inference, not a vendor statement
amcrest-ip2m-853ew (same device)
v < v2.623.00ac004.0.r.200316
Affected range stops below v2.623.00ac004.0.r.200316, so it looks safe — our inference, not a vendor statement
amcrest-ip2m-858w (same device)
v < v2.623.00ac004.0.r.200316
Affected range stops below v2.623.00ac004.0.r.200316, so it looks safe — our inference, not a vendor statement
amcrest-ip2m-866ew (same device)
v < v2.623.00ac004.0.r.200316
Affected range stops below v2.623.00ac004.0.r.200316, so it looks safe — our inference, not a vendor statement
amcrest-ip2m-866w (same device)
v < v2.623.00ac004.0.r.200316
Affected range stops below v2.623.00ac004.0.r.200316, so it looks safe — our inference, not a vendor statement
amcrest-ip4m-1053ew (same device)
v < v2.622.00ac000.0.r.200320
Affected range stops below v2.622.00ac000.0.r.200320, so it looks safe — our inference, not a vendor statement
amcrest-ip8m-2454ew (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-121CWE-787

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