description: Improper frame handling in the Zyxel XGS2220-30 firmware version V4.80(ABXN.1), XMG1930-30 firmware version V4.80(ACAR.1), and XS1930-10 firmware version V4.80(ABQE.1) could allow an unauthenticated LAN-based attacker to cause denial-of-service (DoS) conditions by sending crafted frames to an affected switch.
problem types: CWE-755 Improper Handling of Exceptional Conditions
affected:
{
defaultStatus: unaffected
product: XGS2220-30 firmware
vendor: Zyxel
versions:
status: affected, version: V4.80(ABXN.1)
}
{
defaultStatus: unaffected
product: XMG1930-30 firmware
vendor: Zyxel
versions:
status: affected, version: V4.80(ACAR.1)
}
{
defaultStatus: unaffected
product: XS1930-10 firmware
vendor: Zyxel
versions:
status: affected, version: V4.80(ABQE.1)
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: ADJACENT_NETWORK
availabilityImpact: HIGH
baseScore: 6.5
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL