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ExploitedNot in CISA KEV yet

CVE-2016-5674

Exploitation confirmed. First attested on 2023-11-12 by GCVE · kevintel, GCVE · shadowserver.

  • Published2016-08-31
  • WeaknessCWE-20

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

__debugging_center_utils___.php in NUUO NVRmini 2 1.7.5 through 3.0.0, NUUO NVRsolo 1.7.5 through 3.0.0, and NETGEAR ReadyNAS Surveillance 1.1.1 through 1.4.1 allows remote attackers to execute arbitrary PHP code via the log parameter.

Timeline

dates in UTC
  1. 2016-08-3115:59CVE publishedNVD
  2. 2023-11-1212:17Listed as exploited by GCVEGCVE
  3. 2023-11-1212:17Exploitation first reportedGCVE
  4. 2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2016-5674?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2016-5674?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Nuuo nvrsolo
BranchAffectedFixed in
1.75= 1.75no fix published
2.0= 2.0.0no fix published
2.0= 2.0.1no fix published
2.1= 2.1.5no fix published
2.2= 2.2.2no fix published
2.3= 2.3no fix published
2.3= 2.3.1.20no fix published
2.3= 2.3.7.9no fix published
2.3= 2.3.7.10no fix published
2.3= 2.3.9.6no fix published
3.0= 3.0.0no fix published
Netgear readynas surveillance
BranchAffectedFixed in
1.1= 1.1.1no fix published
1.1= 1.1.2no fix published
1.2= 1.2.0.4no fix published
1.3= 1.3.2.4no fix published
1.3= 1.3.2.14no fix published
1.4= 1.4.0no fix published
1.4= 1.4.1no fix published
1.4= 1.4.2no fix published
Nuuo nvrmini 2
BranchAffectedFixed in
1.7= 1.7.5no fix published
1.7= 1.7.6no fix published
2.0= 2.0.0no fix published
2.2= 2.2.1no fix published
3.0= 3.0.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • GCVEexploitation2023-11-12
  • NVDCVSS 3.09.8read 2026-10-23
  • NVDCVSS 2.010read 2026-10-23
  • NVDweakness (CWE)CWE-20read 2026-10-23
  • FIRST EPSSEPSS score94.6 %read 2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2016-08-31
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2016-5674?

__debugging_center_utils___.php in NUUO NVRmini 2 1.7.5 through 3.0.0, NUUO NVRsolo 1.7.5 through 3.0.0, and NETGEAR ReadyNAS Surveillance 1.1.1 through 1.4.1 allows remote attackers to execute arbitrary PHP code via the log parameter.

Is CVE-2016-5674 actively exploited?

Active exploitation of CVE-2016-5674 has not been confirmed. Its EPSS score was 94.6% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2016-5674?

CVE-2016-5674 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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