SARA / Free Tools / KEV / CVE-2020-5735

CVE-2020-5735 on CISA KEV

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.

CISA KEV — Actively Exploited

Amcrest cameras and NVR are vulnerable to a stack-based buffer overflow over port 37777

Vendor / Product
— / —
Added to KEV
—
BOD 22-01 due
—
Ransomware use
—
CVSS / EPSS
8.8 — · EPSS 36.22%

01What CISA says about this vulnerability

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.

02Required action — verbatim from CISA

- CISA KEV: Apply updates per vendor instructions.

03Notes & references

No additional references available in the KB record.

04SARA's analyst layer — why this matters

This vulnerability is currently on the CISA KEV list, which CISA only adds CVEs to when there is reliable evidence of active exploitation in the wild. For federal civilian agencies, BOD 22-01 requires remediation by the due date above. For everyone else, KEV is the strongest "patch immediately" signal you can get from public threat intel.

05Affected products (summary)

No structured affected-product list available — see references below for vendor advisories.

06Detection

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection:

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