Buffer overflow in Linksys Re6250
CVE-2025-9355
A vulnerability was found 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. Affected by this vulnerability is the function scheduleAdd of the file /goform/scheduleAdd. Performing manipulation of the argument ruleName results in stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.010 (60.2th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.010 · change: +0.000
Affected products
- Linksys Re6250 — versions 1.0.013.001, 1.0.04.001, 1.0.04.002
- Linksys Re6250 Firmware — versions 1.0.04.001
- Linksys Re6300 — versions 1.0.013.001, 1.0.04.001, 1.0.04.002
- Linksys Re6300 Firmware — versions 1.2.07.001
- Linksys Re6350 — versions 1.0.013.001, 1.0.04.001, 1.0.04.002
- Linksys Re6350 Firmware — versions 1.0.04.001
- Linksys Re6500 — versions 1.0.013.001, 1.0.04.001, 1.0.04.002
- Linksys Re6500 Firmware — versions 1.0.013.001
- Linksys Re7000 — versions 1.0.013.001, 1.0.04.001, 1.0.04.002
- Linksys Re7000 Firmware — versions 1.1.05.003
Weakness classification (CWE)
References
- vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
- vuldb.com/ (signature, Permissions Required, permissions-required)
- vuldb.com/ (VDB Entry, Third Party Advisory, third-party-advisory)
- github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_23/23.md (related, Exploit, Third Party Advisory)
- github.com/wudipjq/my_vuln/blob/main/Linksys/vuln_23/23.md (Exploit, Third Party Advisory, exploit)
- www.linksys.com/ (Product, product)
Frequently asked questions
- What is CVE-2025-9355?
- CVE-2025-9355 is a high-severity vulnerability in Linksys Re6250, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2025-08-22.
- How severe is CVE-2025-9355?
- High severity. CVSS v3 base score is 8.8 out of 10.