[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f7n4-4CE2ibP4bPtzZ-x1dddpF6PW3Z0Iei2ABZC4ld0":3,"g5a-risk:CVE-2021-31894":188},{"success":4,"data":5,"meta":186},true,{"cveId":6,"title":7,"description":8,"shortDescription":9,"publishedDate":10,"lastModified":11,"cvssScore":12,"cvssVector":13,"cvssMetrics":14,"epssScore":38,"epssPercentile":26,"epssTimeSeries":39,"severity":40,"affectedProducts":41,"affectedProductsCount":37,"references":75,"referencesCount":82,"weaknesses":83,"weaknessesCount":82,"isActivelyExploited":92,"cisaInfo":26,"otxData":26,"relatedBlogPosts":93,"seoMetadata":94,"configurations":119,"relatedVendorCves":184,"notableEvents":185},"CVE-2021-31894","What is CVE-2021-31894?","A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.X (All versions \u003C V9.1 SP2), SIMATIC PDM (All versions \u003C V9.2 SP2), SIMATIC STEP 7 V5.X (All versions \u003C V5.7), SINAMICS STARTER (containing STEP 7 OEM version) (All versions \u003C V5.4 SP2 HF1). A directory containing metafiles relevant to devices' configurations has write permissions. An attacker could leverage this vulnerability by changing the content of certain metafiles and subsequently manipulate parameters or behavior of devices that would be later configured by the affected software.","A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier (All versions), SIMATIC PCS 7 V9.X (All versions \u003C V9.1 SP2), SIMATIC PDM (All versions...","2021-07-13T11:15:09.603","2022-08-10T20:28:00.357",8.8,"CVSS:3.1\u002FAV:L\u002FAC:L\u002FPR:L\u002FUI:N\u002FS:C\u002FC:H\u002FI:H\u002FA:H",{"CVSSMetricV31":15,"CVSSMetricV30":26,"CVSSMetricV2":29,"CVSSMetricV40":26},[16],{"Source":17,"Type":18,"CVSSData":19,"ExploitabilityScore":27,"ImpactScore":28},"nvd@nist.gov","Primary",{"Version":20,"VectorString":13,"AttackVector":21,"AttackComplexity":22,"PrivilegesRequired":22,"UserInteraction":23,"Scope":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":12,"BaseSeverity":25,"ExploitCodeMaturity":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"TemporalSeverity":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":25,"ModifiedAttackVector":26,"ModifiedAttackComplexity":26,"ModifiedPrivilegesRequired":26,"ModifiedUserInteraction":26,"ModifiedScope":26,"ModifiedConfidentialityImpact":26,"ModifiedIntegrityImpact":26,"ModifiedAvailabilityImpact":26,"EnvironmentalScore":26,"EnvironmentalSeverity":26},"3.1","LOCAL","LOW","NONE","CHANGED","HIGH",null,2,6,[30],{"Source":17,"Type":18,"CVSSData":31,"BaseSeverity":25,"ExploitabilityScore":36,"ImpactScore":37,"ACInsufInfo":26,"ObtainAllPrivilege":26,"ObtainUserPrivilege":26,"ObtainOtherPrivilege":26,"UserInteractionRequired":26},{"Version":32,"VectorString":33,"AccessVector":21,"AccessComplexity":22,"Authentication":23,"ConfidentialityImpact":34,"IntegrityImpact":34,"AvailabilityImpact":34,"BaseScore":35,"BaseSeverity":26,"Exploitability":26,"RemediationLevel":26,"ReportConfidence":26,"TemporalScore":26,"CollateralDamagePotential":26,"TargetDistribution":26,"ConfidentialityRequirement":26,"IntegrityRequirement":26,"AvailabilityRequirement":26,"EnvironmentalScore":26},"2.0","AV:L\u002FAC:L\u002FAu:N\u002FC:C\u002FI:C\u002FA:C","COMPLETE",7.2,3.9,10,0.00228,[38,38,38,38,38,38,38],"High",[42,47,50,54,57,60,63,66,69,72],{"vendor":43,"product":44,"version":45,"criteria":46,"vulnerable":4},"siemens","simatic_pcs_7_firmware","*","cpe:2.3:o:siemens:simatic_pcs_7_firmware:*:*:*:*:*:*:*:*",{"vendor":43,"product":44,"version":48,"criteria":49,"vulnerable":4},"9.0","cpe:2.3:o:siemens:simatic_pcs_7_firmware:9.0:*:*:*:*:*:*:*",{"vendor":43,"product":51,"version":52,"criteria":53,"vulnerable":4},"simatic_pcs_7","-","cpe:2.3:h:siemens:simatic_pcs_7:-:*:*:*:*:*:*:*",{"vendor":43,"product":55,"version":52,"criteria":56,"vulnerable":4},"simatic_pdm_firmware","cpe:2.3:o:siemens:simatic_pdm_firmware:-:*:*:*:*:*:*:*",{"vendor":43,"product":58,"version":52,"criteria":59,"vulnerable":4},"simatic_pdm","cpe:2.3:h:siemens:simatic_pdm:-:*:*:*:*:*:*:*",{"vendor":43,"product":61,"version":45,"criteria":62,"vulnerable":4},"simatic_step_7_firmware","cpe:2.3:o:siemens:simatic_step_7_firmware:*:*:*:*:*:*:*:*",{"vendor":43,"product":64,"version":52,"criteria":65,"vulnerable":4},"simatic_step_7","cpe:2.3:h:siemens:simatic_step_7:-:*:*:*:*:*:*:*",{"vendor":43,"product":67,"version":45,"criteria":68,"vulnerable":4},"sinamics_starter_firmware","cpe:2.3:o:siemens:sinamics_starter_firmware:*:*:*:*:*:*:*:*",{"vendor":43,"product":67,"version":70,"criteria":71,"vulnerable":4},"5.4","cpe:2.3:o:siemens:sinamics_starter_firmware:5.4:-:*:*:*:*:*:*",{"vendor":43,"product":73,"version":52,"criteria":74,"vulnerable":4},"sinamics_starter","cpe:2.3:h:siemens:sinamics_starter:-:*:*:*:*:*:*:*",[76],{"url":77,"source":78,"tags":79},"https:\u002F\u002Fcert-portal.siemens.com\u002Fproductcert\u002Fpdf\u002Fssa-661034.pdf","Siemens",[80,81],"Patch","Vendor Advisory",1,[84],{"id":85,"name":86,"description":87,"extendedDescription":88,"status":89,"abstraction":90,"structure":91},"CWE-732","Incorrect Permission Assignment for Critical Resource","The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors.","When a resource is given a permission setting that provides access to a wider range of actors than required, it could lead to the exposure of sensitive information, or the modification of that resource by unintended parties. This is especially dangerous when the resource is related to program configuration, execution, or sensitive user data. For example, consider a misconfigured storage account for the cloud that can be read or written by a public or anonymous user.","Draft","Class","Simple",false,[],{"title":95,"metaDescription":96,"keywords":97,"canonicalUrl":98,"structuredData":99},"What is CVE-2021-31894? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-2021-31894, a high severity cyber security vulnerability from 2021. A vulnerability has been identified in SIMATIC PCS 7 V8.2 a...","CVE-2021-31894, CVE-2021-31894 vulnerability, CVE-2021-31894 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 2021, CVSS score, exploit, patch, remediation, siemens security, simatic_pcs_7_firmware vulnerability, simatic_pcs_7 vulnerability, simatic_pdm_firmware vulnerability, simatic_pdm vulnerability, simatic_step_7_firmware vulnerability","\u002Fwhat-is\u002Fcve-2021-31894",{"@context":100,"@type":101,"headline":95,"description":96,"datePublished":10,"dateModified":11,"author":102,"publisher":106,"about":110,"mainEntityOfPage":114,"articleSection":117,"keywords":118},"https:\u002F\u002Fschema.org","TechArticle",{"@type":103,"name":104,"url":105},"Organization","Precursor 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