description: There is a NULL dereference pointer vulnerability in some Hikvision NVRs. Due to an insufficient validation of a parameter in a message, an attacker may send specially crafted messages to an affected product, causing a process abnormality.
affected:
{
vendor: Hikvision
product: DS-7604NI-K1 / 4P(B)
versions:
version: V4.30.096build221220 and the versions prior to it, status: affected
}
metrics:
format: CVSS
scenarios: GENERAL
cvssV3_1: [
version: 3.1
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: HIGH
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: LOW
baseScore: 2.7
baseSeverity: LOW
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
]