{"resultsPerPage":1,"startIndex":0,"totalResults":1,"format":"NVD_CVE","version":"2.0","timestamp":"2026-06-16T14:38:14.754","vulnerabilities":[{"cve":{"id":"CVE-2018-1172","sourceIdentifier":"zdi-disclosures@trendmicro.com","published":"2018-05-16T21:29:00.280","lastModified":"2024-11-21T03:59:19.947","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088."},{"lang":"es","value":"Esta vulnerabilidad permite que atacantes remotos denieguen el servicio de instalaciones vulnerables de The Squid Software Foundation Squid 3.5.27-20180318. No se requiere autenticación para explotar esta vulnerabilidad. Este error en concreto existe en ClientRequestContext::sslBumpAccessCheck(). Una petición manipulada puede desencadenar la desreferencia de un puntero NULL. Un atacante puede aprovechar esta vulnerabilidad para crear una condición de denegación de servicio (DoS) a los usuarios del sistema. Anteriormente era ZDI-CAN-6088."}],"metrics":{"cvssMetricV30":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","baseScore":5.9,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":2.2,"impactScore":3.6}],"cvssMetricV2":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"2.0","vectorString":"AV:N/AC:M/Au:N/C:N/I:N/A:P","baseScore":4.3,"accessVector":"NETWORK","accessComplexity":"MEDIUM","authentication":"NONE","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"PARTIAL"},"baseSeverity":"MEDIUM","exploitabilityScore":8.6,"impactScore":2.9,"acInsufInfo":false,"obtainAllPrivilege":false,"obtainUserPrivilege":false,"obtainOtherPrivilege":false,"userInteractionRequired":false}]},"weaknesses":[{"source":"zdi-disclosures@trendmicro.com","type":"Secondary","description":[{"lang":"en","value":"CWE-476"}]},{"source":"nvd@nist.gov","type":"Primary","description":[{"lang":"en","value":"CWE-476"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:squid-cache:squid:3.5.27:*:*:*:*:*:*:*","matchCriteriaId":"D83BE9E6-CEAF-47B8-9501-68FC6AB94BB8"}]}]}],"references":[{"url":"http://www.squid-cache.org/Advisories/SQUID-2018_3.txt","source":"zdi-disclosures@trendmicro.com","tags":["Vendor Advisory"]},{"url":"https://zerodayinitiative.com/advisories/ZDI-18-309","source":"zdi-disclosures@trendmicro.com","tags":["Third Party Advisory","VDB Entry"]},{"url":"http://www.squid-cache.org/Advisories/SQUID-2018_3.txt","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Vendor Advisory"]},{"url":"https://zerodayinitiative.com/advisories/ZDI-18-309","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Third Party Advisory","VDB Entry"]}]}}]}