Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 up to 20250801 /goform/setIpv6 ipv6cmd os command injection
Summary
A vulnerability categorized as critical has been discovered in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. Affected is the function ipv6cmd of the file /goform/setIpv6. The manipulation of the argument Ipv6PriDns/Ipv6SecDns/Ipv6StaticGateway/LanIpv6Addr/LanPrefixLen/pppoeUser/pppoePass/pppoeIdleTime/pppoeRedialPeriod/Ipv6in4_PrefixLen/LocalIpv6/RemoteIpv4/LanIPv6_Prefix/LanPrefixLen/ipv6to4Relay/ipv6rdRelay/tunrd_PrefixLen/wan_UseLinkLocal/Ipv6StaticIp/Ipv6PrefixLen results in os command injection.
This vulnerability is reported as CVE-2025-8828. The attack can be launched remotely. Moreover, an exploit is present.
The vendor was contacted early about this disclosure but did not respond in any way.
Details
A vulnerability was found in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 up to 20250801. It has been classified as critical. Affected is the function ipv6cmd of the file /goform/setIpv6. The manipulation of the argument Ipv6PriDns/Ipv6SecDns/Ipv6StaticGateway/LanIpv6Addr/LanPrefixLen/pppoeUser/pppoePass/pppoeIdleTime/pppoeRedialPeriod/Ipv6in4_PrefixLen/LocalIpv6/RemoteIpv4/LanIPv6_Prefix/LanPrefixLen/ipv6to4Relay/ipv6rdRelay/tunrd_PrefixLen/wan_UseLinkLocal/Ipv6StaticIp/Ipv6PrefixLen with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability.
The advisory is available at github.com. This vulnerability is traded as CVE-2025-8828. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details and a public exploit are known. This vulnerability is assigned to T1202 by the MITRE ATT&CK project.
The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Product
Vendor
Name
Version
License
Website
- Vendor: https://www.linksys.com/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔒VulDB Reliability: 🔍
CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒
CVSSv3
VulDB Meta Base Score: 7.1VulDB Meta Temp Score: 6.9
VulDB Base Score: 6.3
VulDB Temp Score: 5.7
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 8.8
NVD Vector: 🔒
CNA Base Score: 6.3
CNA Vector: 🔒
CVSSv2
| AV | AC | Au | C | I | A |
|---|---|---|---|---|---|
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
|---|---|---|---|---|---|
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
| Unlock | Unlock | Unlock | Unlock | Unlock | Unlock |
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Exploiting
Class: Os command injectionCWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒
Physical: No
Local: No
Remote: Yes
Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
EPSS Score: 🔒
EPSS Percentile: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒
| 0-Day | Unlock | Unlock | Unlock | Unlock |
|---|---|---|---|---|
| Today | Unlock | Unlock | Unlock | Unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔒
Timeline
08/10/2025 Advisory disclosed08/10/2025 VulDB entry created
09/04/2025 VulDB entry last update
Sources
Vendor: linksys.comAdvisory: github.com
Status: Not defined
CVE: CVE-2025-8828 (🔒)
GCVE (CVE): GCVE-0-2025-8828
GCVE (VulDB): GCVE-100-319362
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 08/10/2025 10:11Updated: 09/04/2025 23:03
Changes: 08/10/2025 10:11 (57), 08/11/2025 16:02 (31), 09/04/2025 23:03 (11)
Complete: 🔍
Submitter: pjq123
Cache ID: 216::103
Submit
Accepted
- Submit #626693: Linksys RE6500、RE6250、RE6300、RE6350、RE7000、RE9000 RE6500(1.0.013.001) RE6250(1.0.04.001) RE6300(1.2.07.001) RE6350(1.0.04.001) RE7000(1.1.05.003) RE9000(1.0.04.002) OS Command Injection (by pjq123)
If you want to get best quality of vulnerability data, you may have to visit VulDB.
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