CVE-2025-9146
Executing manipulation can lead to risky cryptographic algorithm.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A flaw has been found in Linksys E5600 1.1.0.26. The affected element is the function verify_gemtek_header of the file checkFw.sh of the component Firmware Handler. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. The attack requires a high level of complexity. The exploitability is described as difficult. The vendor was contacted early about this disclosure but did not respond in any way.
- CVSS 4.0
- 7.5 HIGHCVSS: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/M
- EPSS
- 0.53% probability · 43th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-310, CWE-327
- Affected
- linksys/e5600 firmware
- Source
- cna@vuldb.com
References
- https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.mdExploit, Third Party Advisory
- https://vuldb.com/?ctiid.320525Permissions Required, VDB Entry
- https://vuldb.com/?id.320525Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.628642Third Party Advisory, VDB Entry
- https://www.linksys.com/Product
- https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Linksys/E5600.mdExploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.