SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-2471

Stack-based Buffer Overflow vulnerability in the EZVIZ Motion Detection component as used in camera models CS-CV248, CS-C6N-A0-1C2WFR, CS-DB1C-A0-1E2W2FR, CS-C6N-B0-1G2WF, CS-C3W-A0-3H4WFRL allows a remote attacker to execute remote code on the device.

CRITICAL 9.8EPSS 1.50%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.50%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Stack-based Buffer Overflow vulnerability in the EZVIZ Motion Detection component as used in camera models CS-CV248, CS-C6N-A0-1C2WFR, CS-DB1C-A0-1E2W2FR, CS-C6N-B0-1G2WF, CS-C3W-A0-3H4WFRL allows a remote attacker to execute remote code on the device. This issue affects: EZVIZ CS-CV248 versions prior to 5.2.3 build 220725. EZVIZ CS-C6N-A0-1C2WFR versions prior to 5.3.0 build 220428. EZVIZ CS-DB1C-A0-1E2W2FR versions prior to 5.3.0 build 220802. EZVIZ CS-C6N-B0-1G2WF versions prior to 5.3.0 build 220712. EZVIZ CS-C3W-A0-3H4WFRL versions prior to 5.3.5 build 220723.

CVSS 3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.50% probability · 73th percentile
CISA KEV
Not listed
Weakness
CWE-121
Affected
ezviz/cs-c6n-a0-1c2wfr firmware · ezviz/cs-db1c-a0-1e2w2fr firmware · ezviz/cs-c6n-b0-1g2wf firmware · ezviz/cs-c3w-a0-3h4wfrl firmware · ezviz/cs-cv248 firmware
Source
cve-requests@bitdefender.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.