description: Improper input validation in SAP NetWeaver Internet Communication Manager (update provided in KRNL32NUC & KRNL32UC 7.21, 7.21EXT, 7.22, 7.22EXT KRNL64NUC & KRNL64UC 7.21, 7.21EXT, 7.22, 7.22EXT, 7.49 KERNEL 7.21, 7.49, 7.53) allows an attacker to prevent users from accessing its services through a denial of service.
problem types: Improper Input Validation
affected:
{
product: SAP NetWeaver Internet Communication Manager (KRNL32NUC)
vendor: SAP SE
versions:
status: affected, version: < 7.21
status: affected, version: < 7.21EXT
status: affected, version: < 7.22
status: affected, version: < 7.22EXT
}
{
product: SAP NetWeaver Internet Communication Manager (KRNL32UC)
vendor: SAP SE
versions:
status: affected, version: < 7.21
status: affected, version: < 7.21EXT
status: affected, version: < 7.22
status: affected, version: < 7.22EXT
}
{
product: SAP NetWeaver Internet Communication Manager (KRNL64NUC)
vendor: SAP SE
versions:
status: affected, version: < 7.21
status: affected, version: < 7.21EXT
status: affected, version: < 7.22
status: affected, version: < 7.22EXT
status: affected, version: < 7.49
}
{
product: SAP NetWeaver Internet Communication Manager (KRNL64UC)
vendor: SAP SE
versions:
status: affected, version: < 7.21
status: affected, version: < 7.21EXT
status: affected, version: < 7.22
status: affected, version: < 7.22EXT
status: affected, version: < 7.49
}
{
product: SAP NetWeaver Internet Communication Manager (KERNEL)
vendor: SAP SE
versions:
status: affected, version: < 7.21
status: affected, version: < 7.22
status: affected, version: < 7.49
status: affected, version: < 7.53
}
metrics:
cvssV3_0: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 5.9
baseSeverity: MEDIUM
confidentialityImpact: NONE
integrityImpact: NONE
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
version: 3.0
]