TOTOLINK A702R HTTP POST Request formFilter buffer overflow
Published Jul 25, 2025
8.7
HIGHCVSS 4.0
EPSS 1.05%
Description
A vulnerability, which was classified as critical, was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected is an unknown function of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.
Affected products
-
- Version 4.0.0-B20230721.1521StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| TOTOLINK | n/a | n/a |
|
- 4.0.0-b20230721.1521
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
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
1 other source (NVD) ▾
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
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
1 other source (CVE.org) ▾
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR
1 other source (NVD) ▾
AV:N/AC:L/Au:S/C:C/I:C/A:C
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Jul 25, 2025 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 4, 2026.
Score over time
2025-2026- EPSS v4
- EPSS v5
Percentile over time
- EPSS v4
- EPSS v5
Table of values (4 key points)
Flat stretches are collapsed. Showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 4, 2026 | 1.05% (0.01051) | 63.08th | v5 (v2026.06.15) |
| Jun 15, 2026 | 0.94% (0.00937) | 56.03th | v5 (v2026.06.15) |
| May 21, 2026 | 1.44% (0.01436) | 80.92th | v4 (v2025.03.14) |
| Jul 25, 2025 | 0.08% (0.00077) | 23.64th | v4 (v2025.03.14) |
References (5)
- https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formFilter.md exploitThird Party Advisory
- https://vuldb.com/?ctiid.317532 signaturepermissions-requiredPermissions RequiredVDB Entry
- https://vuldb.com/?id.317532 vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry
- https://vuldb.com/?submit.620482 third-party-advisoryThird Party AdvisoryVDB Entry
- https://www.totolink.net/ product
| Link | Providers | Tags |
|---|---|---|
| https://github.com/panda666-888/vuls/blob/main/totolink/a702r/formFilter.md | exploitThird Party Advisory | |
| https://vuldb.com/?ctiid.317532 | signaturepermissions-requiredPermissions RequiredVDB Entry | |
| https://vuldb.com/?id.317532 | vdb-entrytechnical-descriptionThird Party AdvisoryVDB Entry | |
| https://vuldb.com/?submit.620482 | third-party-advisoryThird Party AdvisoryVDB Entry | |
| https://www.totolink.net/ | product |
Change history (0)
No recorded changes yet.