CVE-2025-4833

TOTOLINK A702R/A3002R/A3002RU HTTP POST Request formNtp buffer overflow

HIGH
8.8
CVSS Score
Published: May 17, 2025 at 05:31 PM UTC
Updated: June 17, 2026 at 09:34 AM UTC
6 products affected across 1 vendorA3002R FirmwareA3002RU FirmwareA702R Firmware

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Severity
HIGH8.8
Exploit prediction
EPSS 0.9%
SSVC
PoC

Description

A vulnerability was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615 and classified as critical. This issue affects some unknown processing of the file /boafrm/formNtp of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

3.0.0-B20230809.16153.0.0-b20230809.1615
totolink-a3002ru (same device)
3.0.0-B20230809.16153.0.0-b20230809.1615
totolink-a702r (same device)
All versions
All versions
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

SignaturePermissions RequiredVDB Entry
https://vuldb.com/?ctiid.309299
VDB EntryTechnical DescriptionThird Party Advisory
https://vuldb.com/?id.309299
Third Party AdvisoryVDB Entry
https://vuldb.com/?submit.574606

SSVC — Action Prioritization

SSVCPoCNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-119CWE-120

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