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CVE-2025-9359· NVD / CVE Program· CNA VulDB

Linksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 RP_checkCredentialsByBBS stack-based overflow

A weakness has been identified in Linksys RE6250, RE6300, RE6350, RE6500, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This issue affects the function RP_checkCredentialsByBBS of the file /goform/RP_checkCredentialsByBBS. This manipulation of the argument ssidhex/pwd causes stack-based buffer overflow. The attack can be initiated remotely. The exploit has been made available to the public and could be exploited. The vendor was contacted early about this disclosure but did not respond in any way.

HighCVSS 7.4 · v4.0—No exploit No fix recorded
Published
Aug 23, 2025
Updated
Jun 17, 2026
EPSS
1.0% · 62th percentile
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JSON

Action score

29

Monitor

Low priority for now.

CVSS
29 / 40 · 7.4 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.0%

CISA SSVC decision

Exploitation
proof of concept
Automatable
no
Technical impact
total

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.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

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Affected systems

VendorProduct
linksysre6500 firmware
linksysre6500
linksysre6250 firmware
linksysre6250
linksysre6300 firmware
linksysre6300
linksysre6350 firmware
linksysre6350
linksysre7000 firmware
linksysre7000
linksysre9000 firmware
linksysre9000

Affected versions

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

  • linksys re6250 firmware1.0.04.001
  • linksys re6300 firmware1.2.07.001
  • linksys re6350 firmware1.0.04.001
  • linksys re6500 firmware1.0.013.001
  • linksys re7000 firmware1.1.05.003
  • linksys re9000 firmware1.0.04.002

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.

  • Linksys RE6250

    • 1.0.013.001, 1.0.04.001, 1.0.04.002, 1.1.05.003, 1.2.07.001affected

  • Linksys RE6300

    • 1.0.013.001, 1.0.04.001, 1.0.04.002, 1.1.05.003, 1.2.07.001affected

  • Linksys RE6350

    • 1.0.013.001, 1.0.04.001, 1.0.04.002, 1.1.05.003, 1.2.07.001affected

  • Linksys RE6500

    • 1.0.013.001, 1.0.04.001, 1.0.04.002, 1.1.05.003, 1.2.07.001affected

  • Linksys RE7000

    • 1.0.013.001, 1.0.04.001, 1.0.04.002, 1.1.05.003, 1.2.07.001affected

  • Linksys RE9000

    • 1.0.013.001, 1.0.04.001, 1.0.04.002, 1.1.05.003, 1.2.07.001affected

Same product

linksys: all records

Other highest-scoring records for the same primary product.

  • CVE-2020-35713Belkin LINKSYS RE6500 devices before 1.0.012.001 allow remote attackers to execute arbitrary commands or set a new password via shell metach
    49Plan
  • CVE-2020-35715Belkin LINKSYS RE6500 devices before 1.0.012.001 allow remote authenticated users to execute arbitrary commands via shell metacharacters in
    36Monitor
  • CVE-2020-35714Belkin LINKSYS RE6500 devices before 1.0.11.001 allow remote authenticated users to execute arbitrary commands via goform/systemCommand?comm
    36Monitor
  • CVE-2020-35716Belkin LINKSYS RE6500 devices before 1.0.012.001 allow remote attackers to cause a persistent denial of service (segmentation fault) via a l
    31Monitor
  • CVE-2025-14136Linksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 mod_form.so stack-based overflow
    29Monitor
  • CVE-2025-14135Linksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 mod_form.so AP_get_wired_clientlist_setClientsName 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-2025-92483 days apartLinksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 RP_pingGatewayByBBS stack-based overflow
    29Monitor
  • CVE-2025-94833 days apartLinksys RE6250/RE6300/RE6350/RE6500/RE7000/RE9000 singlePortForwardAdd stack-based overflow
    29Monitor
  • CVE-2025-14133105 days apartLinksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 mod_form.so AP_get_wireless_clientlist_setClientsName stack-based overflow
    29Monitor
  • CVE-2025-14134105 days apartLinksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 mod_form.so stack-based overflow
    29Monitor
  • CVE-2025-14135105 days apartLinksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 mod_form.so AP_get_wired_clientlist_setClientsName stack-based overflow
    29Monitor
  • CVE-2025-14136105 days apartLinksys RE6500/RE6250/RE6300/RE6350/RE7000/RE9000 mod_form.so 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

—

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