description: An exploitable firmware downgrade vulnerability exists in the firmware update functionality of Yi Home Camera 27US 1.8.7.0D. A specially crafted file can cause a logic flaw, resulting in a firmware downgrade. An attacker can insert an SD card to trigger this vulnerability.
problem types: Stack-based Buffer Overflow
affected:
{
product: Yi Technology
vendor: unknown
versions:
status: affected, version: Yi Technology Home Camera 27US 1.8.7.0D
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: PHYSICAL
availabilityImpact: LOW
baseScore: 5.7
baseSeverity: MEDIUM
confidentialityImpact: LOW
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L
version: 3.0
]