description: An exploitable Use After Free vulnerability exists in the CharProcs parsing functionality of NitroPDF. A specially crafted PDF can cause a type confusion, resulting in a Use After Free. An attacker can craft a malicious PDF to trigger this vulnerability.
problem types: CWE-416: Use After Free
affected:
{
product: NitroPDF
vendor: n/a
versions:
status: affected, version: NitroPDF 12.2.1.522
}
metrics:
cvssV3_0: [
attackComplexity: HIGH
attackVector: NETWORK
availabilityImpact: HIGH
baseScore: 7.5
baseSeverity: HIGH
confidentialityImpact: HIGH
integrityImpact: HIGH
privilegesRequired: NONE
scope: UNCHANGED
userInteraction: REQUIRED
vectorString: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
version: 3.0
]