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CVE-2025-7417· NVD / CVE Program· CNA VulDB

Tenda O3V2 httpd setPingInfo fromNetToolGet stack-based overflow

A vulnerability has been found in Tenda O3V2 1.0.0.12(3880) and classified as critical. Affected by this vulnerability is the function fromNetToolGet of the file /goform/setPingInfo of the component httpd. The manipulation of the argument ip leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.

HighCVSS 7.4 · v4.0—No exploit No fix recorded
Published
Jul 10, 2025
Updated
Jun 17, 2026
EPSS
0.8% · 55th percentile
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Report tools

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Action score

29

Monitor

Low priority for now.

CVSS
29 / 40 · 7.4 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.8%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · VulDB
8.7
NVD has not scored this yet; the score shown is the CNA’s.

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
tendao3 firmware
tendao3

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • tenda o3 firmware1.0.0.12(3880)

Versions reported by the vendor

Affected version ranges reported by the assigning authority (VulDB). Independent of NVD's CPE analysis and usually ahead of it.

  • Tenda O3V2

    • 1.0.0.12(3880)affected

Same product

tenda: all records

Other highest-scoring records for the same primary product.

  • CVE-2024-36604Tenda O3V2 v1.0.0.12(3880) was discovered to contain a Blind Command Injection via stpEn parameter in the SetStp function.
    40Plan
  • CVE-2025-55613Tenda O3V2 1.0.0.12(3880) is vulnerable to Buffer Overflow in the fromSafeSetMacFilter function via the mac parameter.
    39Monitor
  • CVE-2024-7152Tenda O3 setMacFilterList fromSafeSetMacFilter stack-based overflow
    34Monitor
  • CVE-2024-7151Tenda O3 setMacFilter fromMacFilterSet stack-based overflow
    34Monitor
  • CVE-2025-7423Tenda O3V2 httpd setWrlFilterList formWifiMacFilterSet stack-based overflow
    29Monitor
  • CVE-2025-7422Tenda O3V2 httpd setNetworkService setAutoReboot stack-based overflow
    29Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2025-74160 days apartTenda O3V2 httpd setSysTimeInfo fromSysToolTime stack-based overflow
    29Monitor
  • CVE-2025-74190 days apartTenda O3V2 httpd setRateTest fromSpeedTestSet stack-based overflow
    29Monitor
  • CVE-2025-74200 days apartTenda O3V2 httpd setWrlBasicInfo formWifiBasicSet stack-based overflow
    29Monitor
  • CVE-2025-74210 days apartTenda O3V2 httpd operateMacFilter fromMacFilterModify stack-based overflow
    29Monitor
  • CVE-2025-74220 days apartTenda O3V2 httpd setNetworkService setAutoReboot stack-based overflow
    29Monitor
  • CVE-2025-74230 days apartTenda O3V2 httpd setWrlFilterList formWifiMacFilterSet stack-based overflow
    29Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
Integrity
Availability
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
X

Weakness class (CWE)

CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records