[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fypBTGo3oTLALGqvmI9mKC8SUX6WU2Em7tHfCkDkiVcs":3,"g5a-risk:CVE-1999-0284":125},{"success":4,"data":5,"meta":123},true,{"cveId":6,"title":7,"description":8,"shortDescription":8,"publishedDate":9,"lastModified":10,"cvssScore":11,"cvssVector":12,"cvssMetrics":13,"epssScore":33,"epssPercentile":27,"epssTimeSeries":34,"severity":35,"affectedProducts":36,"affectedProductsCount":50,"references":51,"referencesCount":58,"weaknesses":59,"weaknessesCount":68,"isActivelyExploited":31,"cisaInfo":27,"otxData":27,"relatedBlogPosts":69,"seoMetadata":70,"configurations":95,"relatedVendorCves":107,"notableEvents":108},"CVE-1999-0284","What is CVE-1999-0284?","Denial of service to NT mail servers including Ipswitch, Mdaemon, and Exchange through a buffer overflow in the SMTP HELO command.","1998-01-01T05:00:00","2026-06-16T21:48:04.237",7.5,"AV:N\u002FAC:L\u002FAu:N\u002FC:P\u002FI:P\u002FA:P",{"CVSSMetricV31":14,"CVSSMetricV30":15,"CVSSMetricV2":16,"CVSSMetricV40":32},[],[],[17],{"Source":18,"Type":19,"CVSSData":20,"BaseSeverity":28,"ExploitabilityScore":29,"ImpactScore":30,"ACInsufInfo":31,"ObtainAllPrivilege":31,"ObtainUserPrivilege":31,"ObtainOtherPrivilege":4,"UserInteractionRequired":31},"nvd@nist.gov","Primary",{"Version":21,"VectorString":12,"AccessVector":22,"AccessComplexity":23,"Authentication":24,"ConfidentialityImpact":25,"IntegrityImpact":25,"AvailabilityImpact":25,"BaseScore":11,"BaseSeverity":26,"Exploitability":27,"RemediationLevel":27,"ReportConfidence":27,"TemporalScore":27,"CollateralDamagePotential":27,"TargetDistribution":27,"ConfidentialityRequirement":27,"IntegrityRequirement":27,"AvailabilityRequirement":27,"EnvironmentalScore":27},"2.0","NETWORK","LOW","NONE","PARTIAL","",null,"HIGH",10,6.4,false,[],0.11533,[33,33,33,33,33,33,33],"High",[37,42,47],{"vendor":38,"product":39,"version":40,"criteria":41,"vulnerable":4},"ibm","lotus_domino_mail_server","*","cpe:2.3:a:ibm:lotus_domino_mail_server:*:*:*:*:*:*:*:*",{"vendor":43,"product":44,"version":45,"criteria":46,"vulnerable":4},"microsoft","exchange_server","4.0","cpe:2.3:a:microsoft:exchange_server:4.0:-:*:*:*:*:*:*",{"vendor":43,"product":44,"version":48,"criteria":49,"vulnerable":4},"5.0","cpe:2.3:a:microsoft:exchange_server:5.0:-:*:*:*:*:*:*",3,[52,56],{"url":53,"source":54,"tags":55},"https:\u002F\u002Fexchange.xforce.ibmcloud.com\u002Fvulnerabilities\u002FCVE-1999-0284","Ibmcloud",[],{"url":53,"source":54,"tags":57},[],2,[60],{"id":61,"name":62,"description":63,"extendedDescription":64,"status":65,"abstraction":66,"structure":67},"CWE-120","Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')","The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.","A buffer overflow condition exists when a product attempts to put more data in a buffer than it can hold, or when it attempts to put data in a memory area outside of the boundaries of a buffer. The simplest type of error, and the most common cause of buffer overflows, is the \"classic\" case in which the product copies the buffer without restricting how much is copied. Other variants exist, but the existence of a classic overflow strongly suggests that the programmer is not considering even the most basic of security protections.","Incomplete","Base","Simple",1,[],{"title":71,"metaDescription":72,"keywords":73,"canonicalUrl":74,"structuredData":75},"What is CVE-1999-0284? Vulnerability Analysis | Security Advisory | Precursor Intelligence","Comprehensive analysis of CVE-1999-0284, a high severity cyber security vulnerability from 1998. Denial of service to NT mail servers including Ipswitch, Mda...","CVE-1999-0284, CVE-1999-0284 vulnerability, CVE-1999-0284 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research, vulnerability assessment, cyber threats, 1998, CVSS score, exploit, patch, remediation, ibm security, microsoft security, lotus_domino_mail_server vulnerability, exchange_server vulnerability","\u002Fwhat-is\u002Fcve-1999-0284",{"@context":76,"@type":77,"headline":71,"description":72,"datePublished":9,"dateModified":10,"author":78,"publisher":82,"about":86,"mainEntityOfPage":90,"articleSection":93,"keywords":94},"https:\u002F\u002Fschema.org","TechArticle",{"@type":79,"name":80,"url":81},"Organization","Precursor Intelligence","https:\u002F\u002Fprecursorintelligence.com",{"@type":79,"name":80,"url":81,"logo":83},{"@type":84,"url":85},"ImageObject","https:\u002F\u002Fprecursorintelligence.com\u002Fimg\u002Flogos\u002Feplogo.png",{"@type":87,"name":6,"description":88,"additionalType":89},"Thing","Cybersecurity Vulnerability","https:\u002F\u002Fschema.org\u002FSoftwareBug",{"@type":91,"@id":92},"WebPage","https:\u002F\u002Fprecursorintelligence.com\u002Fwhat-is\u002Fcve-1999-0284","Cybersecurity","CVE-1999-0284, CVE-1999-0284 vulnerability, CVE-1999-0284 security, high severity vulnerability, cybersecurity, vulnerability analysis, security advisory, CVE database, threat intelligence, security research",[96],{"Operator":27,"Negate":27,"Nodes":97},[98],{"Operator":99,"Negate":31,"CPEMatch":100},"OR",[101,103,105],{"Vulnerable":4,"Criteria":41,"MatchCriteriaID":102,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"42E18F8C-4D45-4404-9DC0-8DDF24E18282",{"Vulnerable":4,"Criteria":46,"MatchCriteriaID":104,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"1122C21D-C67C-4702-A084-A0DFBA03A761",{"Vulnerable":4,"Criteria":49,"MatchCriteriaID":106,"VersionStartExcluding":27,"VersionStartIncluding":27,"VersionEndExcluding":27,"VersionEndIncluding":27},"D823C88E-8560-469B-8655-4755E0484F14",[],[109,116],{"id":110,"eventType":111,"eventTime":112,"details":113,"label":114,"color":115},"4d1f9a8c-baa9-413b-91fa-60963904cafa","HIGH_EPSS_DELTA","2022-08-18T00:00:00+00:00","EPSS score changed from 0.112540 to 0.128900 (delta: +0.016360)","EPSS Score Increased","red",{"id":117,"eventType":118,"eventTime":119,"details":120,"label":121,"color":122},"849bf885-4044-49b4-980a-aa5e6b110094","LOW_EPSS_DELTA","2023-03-07T00:00:00+00:00","EPSS score changed from 0.128900 to 0.006170 (delta: -0.122730)","EPSS Score Decreased","green",{"lastModified":10,"cacheTime":124,"version":21},1792284039441,{"score":126,"band":127,"action":128,"scoredAt":129},47,"Medium","Plan remediation","2026-10-17T06:31:22.840258+00:00"]