fkie_cve-2018-20533
Vulnerability from fkie_nvd
Published
2018-12-28 16:29
Modified
2024-11-21 04:01
Severity ?
6.5 (Medium) - CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv through 0.7.2 that will cause a denial of service.
References
cve@mitre.orghttp://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2019:2290
cve@mitre.orghttps://bugzilla.redhat.com/show_bug.cgi?id=1652599Exploit, Issue Tracking, Third Party Advisory
cve@mitre.orghttps://github.com/openSUSE/libsolv/pull/291Patch, Third Party Advisory
cve@mitre.orghttps://usn.ubuntu.com/3916-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2019:2290
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=1652599Exploit, Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/openSUSE/libsolv/pull/291Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3916-1/Third Party Advisory
Impacted products
Vendor Product Version
opensuse libsolv *
canonical ubuntu_linux 18.10


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:opensuse:libsolv:*:*:*:*:*:*:*:*",
                     matchCriteriaId: "39A6FD19-8701-42FE-9DB9-4F30467115C1",
                     versionEndIncluding: "0.7.2",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*",
                     matchCriteriaId: "07C312A0-CD2C-4B9C-B064-6409B25C278F",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv through 0.7.2 that will cause a denial of service.",
      },
      {
         lang: "es",
         value: "Hay una desreferencia de puntero NULL en ext/testcase.c (función testcase_str2dep_complex) en libsolvext.a en libsolv hasta la versión 0.7.2 que provocará una denegación de servicio (DoS).",
      },
   ],
   id: "CVE-2018-20533",
   lastModified: "2024-11-21T04:01:40.110",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "PARTIAL",
               baseScore: 4.3,
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:M/Au:N/C:N/I:N/A:P",
               version: "2.0",
            },
            exploitabilityScore: 8.6,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: true,
         },
      ],
      cvssMetricV30: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "HIGH",
               baseScore: 6.5,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "NONE",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "REQUIRED",
               vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
               version: "3.0",
            },
            exploitabilityScore: 2.8,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2018-12-28T16:29:04.283",
   references: [
      {
         source: "cve@mitre.org",
         url: "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html",
      },
      {
         source: "cve@mitre.org",
         url: "https://access.redhat.com/errata/RHSA-2019:2290",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Exploit",
            "Issue Tracking",
            "Third Party Advisory",
         ],
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=1652599",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/openSUSE/libsolv/pull/291",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://usn.ubuntu.com/3916-1/",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "https://access.redhat.com/errata/RHSA-2019:2290",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Exploit",
            "Issue Tracking",
            "Third Party Advisory",
         ],
         url: "https://bugzilla.redhat.com/show_bug.cgi?id=1652599",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Patch",
            "Third Party Advisory",
         ],
         url: "https://github.com/openSUSE/libsolv/pull/291",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://usn.ubuntu.com/3916-1/",
      },
   ],
   sourceIdentifier: "cve@mitre.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-476",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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