CVE-2025-6401 json
TOTOLINK N300RH HTTP POST Message formFilter denial of service
published 2025-06-21 16 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-18807
- cvss
- 3.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 42%
- public exploits
- 0
- none known
Summary
A vulnerability was found in TOTOLINK N300RH 6.1c.1390_B20191101. It has been classified as problematic. This affects an unknown part of the file /boafrm/formFilter of the component HTTP POST Message Handler. The manipulation of the argument url leads to denial of service. The exploit has been disclosed to the public and may be used.
CISA SSVC
- Exploitation
- Proof of concept is public
- Automatable
- no
- Technical impact
- partial
- Assessed
- 16 mo ago
Exploit prediction
0.49% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/d2pq/cve/blob/main/616/21.md referenced PoC, tagged "exploit" by a source, unverified
- github.com https://github.com/d2pq/cve/blob/main/616/21.md#poc referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.1 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P |
| CNA | 3.1 | 3.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R |
| CNA | 3.0 | 3.5 | CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:R |
| CNA | 2.0 | 2.3 | AV:A/AC:M/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:UR |
| CNA | 4.0 | 2.0 | CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/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 |
| CNA | 3.1 | 3.5 | CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L |
| CNA | 2.0 | 2.3 | AV:A/AC:M/Au:S/C:N/I:N/A:P |
Affected products
- TOTOLINK N300RH
Classification
- Weakness
-
- CWE-404 Improper Resource Shutdown or Release
References
-
github.com
/d2pq/cve/blob/main/616/21.md
related, exploit, third-party-advisory
-
github.com
/d2pq/cve/blob/main/616/21.md#poc
exploit, third-party-advisory
-
vuldb.com
/?id.313395
vdb-entry, technical-description, third-party-advisory
-
vuldb.com
/?ctiid.313395
signature, permissions-required, third-party-advisory, vdb-entry
-
vuldb.com
/?submit.597688
third-party-advisory, vdb-entry
-
totolink.net
/
product
Sources
- CVE List CVE-2025-6401
- NVD CVE-2025-6401
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.