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{
"id" : "CVE-2020-19725" ,
"sourceIdentifier" : "cve@mitre.org" ,
"published" : "2023-08-22T19:16:04.567" ,
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"lastModified" : "2023-08-25T02:46:10.523" ,
"vulnStatus" : "Analyzed" ,
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"descriptions" : [
{
"lang" : "en" ,
"value" : "There is a use-after-free vulnerability in file pdd_simplifier.cpp in Z3 before 4.8.8. It occurs when the solver attempt to simplify the constraints and causes unexpected memory access. It can cause segmentation faults or arbitrary code execution."
}
] ,
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"vectorString" : "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H" ,
"attackVector" : "LOCAL" ,
"attackComplexity" : "LOW" ,
"privilegesRequired" : "NONE" ,
"userInteraction" : "REQUIRED" ,
"scope" : "UNCHANGED" ,
"confidentialityImpact" : "HIGH" ,
"integrityImpact" : "HIGH" ,
"availabilityImpact" : "HIGH" ,
"baseScore" : 7.8 ,
"baseSeverity" : "HIGH"
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"references" : [
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"url" : "https://github.com/Z3Prover/z3/issues/3363" ,
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"source" : "cve@mitre.org" ,
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