CVE-2026-51597

Published Jul 9, 2026 CVSS 3.1 · 9.1 Critical EPSS < 1% KEV · Not listed
Description
MERCURY MIPC252W IP camera v1.0.5 Build 230306 Rel.79931n does not implement nonce expiration in RTSP Digest authentication. An adjacent network attacker can capture a legitimate authentication exchange and replay the nonce and response values in a new connection to bypass authentication without knowledge of the device credentials, gaining unauthorized access to the live video stream.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title RTSP Digest Nonce Replay Exposes Live Video on MERCURY MIPC252W Camera
Type Values Removed Values Added
Title RTSP Digest Nonce Replay Exposes Live Video on MERCURY MIPC252W Camera
Type Values Removed Values Added
Title Replayable RTSP Digest Nonce Enables Unauthorized Live Video Access
Type Values Removed Values Added
Title Replayable RTSP Digest Nonce Enables Unauthorized Live Video Access
Type Values Removed Values Added
Title Replayable RTSP Digest Authentication Exploit in MERCURY MIPC252W IP Camera
Weaknesses CWE-665
Type Values Removed Values Added
Weaknesses CWE-294
Metrics cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Title Replayable RTSP Digest Authentication Exploit in MERCURY MIPC252W IP Camera
Weaknesses CWE-665
Type Values Removed Values Added
First Time appeared Mercury
Mercury mipc252w
Vendors & Products Mercury
Mercury mipc252w
Type Values Removed Values Added
Description MERCURY MIPC252W IP camera v1.0.5 Build 230306 Rel.79931n does not implement nonce expiration in RTSP Digest authentication. An adjacent network attacker can capture a legitimate authentication exchange and replay the nonce and response values in a new connection to bypass authentication without knowledge of the device credentials, gaining unauthorized access to the live video stream.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Jul 10, 2026, 5:28 PM
Reserved
Jun 8, 2026, 12:00 AM
Status
Deferred
Published
Jul 9, 2026, 5:16 PM
Modified
Jul 10, 2026, 6:51 PM