description: IBM API Connect 5.0.0.0 through 5.0.8.10 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. By sending a specially crafted HTTP request, a remote attacker could exploit this vulnerability to inject HTTP HOST header, which will allow the attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking. IBM X-Force ID: 187194.
problem types: Gain Access
affected:
{
product: API Connect
vendor: IBM
versions:
status: affected, version: 5.0.0.0
status: affected, version: 5.0.8.10
}
metrics:
cvssV3_0: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.4
baseSeverity: MEDIUM
confidentialityImpact: LOW
exploitCodeMaturity: UNPROVEN
integrityImpact: LOW
privilegesRequired: LOW
remediationLevel: OFFICIAL_FIX
reportConfidence: CONFIRMED
scope: UNCHANGED
temporalScore: 4.7
temporalSeverity: MEDIUM
userInteraction: NONE
vectorString: CVSS:3.0/I:L/S:U/UI:N/A:N/AV:N/AC:L/C:L/PR:L/RC:C/E:U/RL:O
version: 3.0
]