Which products and versions are affected by CVE-2016-5675?

Affected: Readynas Surveillance (Netgear) versions 1.1.1, 1.1.2, 1.2.0.4, 1.3.2.14, 1.3.2.4, 1.4.0, 1.4.1, 1.4.2; Crystal (Nuuo) versions 2.2.1, 3.0.0, 3.1.0, 3.2.0; Nvrmini 2 (Nuuo) versions 1.7.5, 1.7.6, 2.0.0, 2.2.1, 3.0.0, among others. The full list is in the CVE brief.

Is CVE-2016-5675 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2016-5675 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2016-5675?

Public exploit code is available.

Is there a fix for CVE-2016-5675?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2016-5675 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2016-5675

CriticalPublic exploit

handle_daylightsaving.php in NUUO NVRmini 2 1.7.5 through 3.0.0, NUUO NVRsolo 1.0.0 through 3.0.0, NUUO Crystal 2.2.1 through 3.2.0, and NETGEAR ReadyNAS Surveillance 1.1.1 through 1.4.1 allows remote attackers to execute arbitrary PHP code via the NTPServer parameter.

Published Aug 31, 2016 · Updated Sep 30, 2026

Key Facts

Patch immediately

CVE-2016-5675 is a critical-severity vulnerability (CVSS 9.8 v3.1) affecting Readynas Surveillance (Netgear), Crystal (Nuuo), Nvrmini 2 (Nuuo) and 1 more product.
It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
EPSS estimates a 71% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v3.1

9.8

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS (30-day exploit likelihood)

71%

Higher than 99.3% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2016-5675 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Affected Products

36 affected entries in total

Product	Affected versions	Fixed in
Readynas SurveillanceNetgear	1.1.1, 1.1.2, 1.2.0.4, 1.3.2.14, 1.3.2.4, 1.4.0, 1.4.1, 1.4.2	n/a
CrystalNuuo	2.2.1, 3.0.0, 3.1.0, 3.2.0	n/a
Nvrmini 2Nuuo	1.7.5, 1.7.6, 2.0.0, 2.2.1, 3.0.0	n/a
NvrsoloNuuo	1.0.0, 1.0.1, 1.1.0, 1.1.0.117, 1.1.1, 1.1.2, 1.2.0, 1.3.0	n/a

Timeline

Publicly disclosed
Aug 31, 2016
Last updated
Sep 30, 2026

Weakness Type

CWE-20 Improper Input Validation

References

FAQ

Common Questions.

handle_daylightsaving.php in NUUO NVRmini 2 1.7.5 through 3.0.0, NUUO NVRsolo 1.0.0 through 3.0.0, NUUO Crystal 2.2.1 through 3.2.0, and NETGEAR ReadyNAS Surveillance 1.1.1 through 1.4.1 allows remote attackers to execute arbitrary PHP code via the NTPServer parameter.
Affected: Readynas Surveillance (Netgear) versions 1.1.1, 1.1.2, 1.2.0.4, 1.3.2.14, 1.3.2.4, 1.4.0, 1.4.1, 1.4.2; Crystal (Nuuo) versions 2.2.1, 3.0.0, 3.1.0, 3.2.0; Nvrmini 2 (Nuuo) versions 1.7.5, 1.7.6, 2.0.0, 2.2.1, 3.0.0, among others. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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