description: A remote code execution vulnerability was found in the firmware used in some Lenovo printers, which can be caused by a remote user pushing an illegal string to the server-side interface via a script, resulting in a stack overflow.
problem types: CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
affected:
{
defaultStatus: unaffected
product: Printer GM265DN (production date June 2022 and before)
vendor: Lenovo
versions:
lessThan: 01.00.20N, status: affected, version:  , versionType: custom
}
{
defaultStatus: unaffected
product: Printer GM265DN (production date July 2022 and later)
vendor: Lenovo
versions:
lessThan:  01.17.00.03.00, status: affected, version:  , versionType: custom
}
{
defaultStatus: unaffected
product: Printer GM266DNS
vendor: Lenovo
versions:
lessThan: 02.06.00.04.00, status: affected, version:  , versionType: custom
}
{
defaultStatus: unaffected
product: Printer G263DNS
vendor: Lenovo
versions:
lessThan: 02.06.00.04.00, status: affected, version:  , versionType: custom
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 8.8
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: LOW
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
version: 3.1
]
format: CVSS
scenarios: GENERAL
solutions: Upgrade printer firmware to the version (or later) listed in the Customer Mitigation section of LEN-101969 -  https://iknow.lenovo.com.cn/detail/205041.html .