01 Record
CVE-2025-9146
Linksys E5600 Firmware checkFw.sh verify_gemtek_header risky encryption
HighPUBLISHEDCNA: VulDB
CNA base score7.5 CVSS v4.0CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X
02 Description
Linksys E5600 Firmware checkFw.sh verify_gemtek_header risky encryption
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.55% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 45.9% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/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 analysis status
- Analyzed. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2025-08-19 16:02Z1 YR AGO
- Last updated
- 2025-08-19 19:20Z1 YR AGO
- Reserved
- 2025-08-19
- Assigning CNA
- VulDB
- Record state
- PUBLISHED
- Severity
- High (CVSS 7.5)
- CNA CVSS vector
- CVSS:4.0/AV:N/AC:H/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X
- Weaknesses
- Data version
- 5.1
- Document digest
- c7e2c783b8450dd55bae67e67a3f2fd2c92f89682f1010ce4a88a6ccce13d6a5
05 Affected products
VendorProductVersionsPlatforms
06 References
- vuldb.comVDB-320525 | Linksys E5600 Firmware checkFw.sh verify_gemtek_header risky encryptionhttps://vuldb.com/?id.320525
- vuldb.comVDB-320525 | CTI Indicators (IOB, IOC, TTP, IOA)https://vuldb.com/?ctiid.320525
- vuldb.comSubmit #628642 | Linksys E5600 1.1.0.26 CWE-327 Use of a Broken or Risky Cryptographic Algorithmhttps://vuldb.com/?submit.628642
- github.comhttps://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.md
- www.linksys.comhttps://www.linksys.com/