fkie_cve-2023-26553
Vulnerability from fkie_nvd
Published
2023-04-11 21:15
Modified
2025-02-11 16:15
Severity ?
5.6 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
5.6 (Medium) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Summary
mstolfp in libntp/mstolfp.c in NTP 4.2.8p15 has an out-of-bounds write when copying the trailing number. An adversary may be able to attack a client ntpq process, but cannot attack ntpd.
References
cve@mitre.orghttps://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26553Third Party Advisory
cve@mitre.orghttps://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26553Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321Third Party Advisory
Impacted products
Vendor Product Version
ntp ntp 4.2.8


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:a:ntp:ntp:4.2.8:p15:*:*:*:*:*:*",
                     matchCriteriaId: "D300A755-9809-4469-8C08-20CB451C83A2",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "mstolfp in libntp/mstolfp.c in NTP 4.2.8p15 has an out-of-bounds write when copying the trailing number. An adversary may be able to attack a client ntpq process, but cannot attack ntpd.",
      },
   ],
   id: "CVE-2023-26553",
   lastModified: "2025-02-11T16:15:35.987",
   metrics: {
      cvssMetricV31: [
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "NETWORK",
               availabilityImpact: "LOW",
               baseScore: 5.6,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "LOW",
               integrityImpact: "LOW",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
               version: "3.1",
            },
            exploitabilityScore: 2.2,
            impactScore: 3.4,
            source: "nvd@nist.gov",
            type: "Primary",
         },
         {
            cvssData: {
               attackComplexity: "HIGH",
               attackVector: "NETWORK",
               availabilityImpact: "LOW",
               baseScore: 5.6,
               baseSeverity: "MEDIUM",
               confidentialityImpact: "LOW",
               integrityImpact: "LOW",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
               version: "3.1",
            },
            exploitabilityScore: 2.2,
            impactScore: 3.4,
            source: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
            type: "Secondary",
         },
      ],
   },
   published: "2023-04-11T21:15:21.723",
   references: [
      {
         source: "cve@mitre.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26553",
      },
      {
         source: "cve@mitre.org",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://github.com/spwpun/ntp-4.2.8p15-cves/blob/main/CVE-2023-26553",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Third Party Advisory",
         ],
         url: "https://github.com/spwpun/ntp-4.2.8p15-cves/issues/1#issuecomment-1506667321",
      },
   ],
   sourceIdentifier: "cve@mitre.org",
   vulnStatus: "Modified",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-787",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
      {
         description: [
            {
               lang: "en",
               value: "CWE-787",
            },
         ],
         source: "134c704f-9b21-4f2e-91b3-4a467353bcc0",
         type: "Secondary",
      },
   ],
}


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