VulnerabilityAnalyzed
CVE-2026-1686
Performing a manipulation of the argument apcliSsid results in buffer overflow.
HIGH 7.4EPSS 0.68%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.68%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A security flaw has been discovered in Totolink A3600R 5.9c.4959. This issue affects the function setAppEasyWizardConfig in the library /lib/cste_modules/app.so. Performing a manipulation of the argument apcliSsid results in buffer overflow. It is possible to initiate the attack remotely. The exploit has been released to the public and may be used for attacks.
- CVSS 4.0
- 7.4 HIGHCVSS: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/M
- EPSS
- 0.68% probability · 51th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-120
- Affected
- totolink/a3600r firmware
- Source
- cna@vuldb.com
References
- https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3600R/4959-apcliSsid-setAppEasyWizardConfig.mdExploit, Third Party Advisory
- https://github.com/SunnyYANGyaya/cuicuishark-sheep-fishIOT/blob/main/ToTolink/A3600R/4959-apcliSsid-setAppEasyWizardConfig.md#pocExploit
- https://vuldb.com/?ctiid.343480Permissions Required, VDB Entry
- https://vuldb.com/?id.343480Third Party Advisory, VDB Entry
- https://vuldb.com/?submit.740888Third Party Advisory, VDB Entry
- https://www.totolink.net/Product
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.