Vulnerabilites related to Red Hat - gnupg2
cve-2019-14855
Vulnerability from cvelistv5
Published
2020-03-20 00:00
Modified
2024-08-05 00:26
Summary
A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.
Impacted products
Vendor Product Version
Red Hat gnupg2 Version: 2.2.18
Create a notification for this product.
Show details on NVD website


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               shortName: "CVE",
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            references: [
               {
                  name: "USN-4516-1",
                  tags: [
                     "vendor-advisory",
                     "x_transferred",
                  ],
                  url: "https://usn.ubuntu.com/4516-1/",
               },
               {
                  tags: [
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                  url: "https://rwc.iacr.org/2020/slides/Leurent.pdf",
               },
               {
                  tags: [
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                  url: "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14855",
               },
               {
                  tags: [
                     "x_transferred",
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                  url: "https://lists.gnupg.org/pipermail/gnupg-announce/2019q4/000442.html",
               },
               {
                  tags: [
                     "x_transferred",
                  ],
                  url: "https://dev.gnupg.org/T4755",
               },
            ],
            title: "CVE Program Container",
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      cna: {
         affected: [
            {
               product: "gnupg2",
               vendor: "Red Hat",
               versions: [
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                     status: "affected",
                     version: "2.2.18",
                  },
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         descriptions: [
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               lang: "en",
               value: "A flaw was found in the way certificate signatures could be forged using collisions found in the SHA-1 algorithm. An attacker could use this weakness to create forged certificate signatures. This issue affects GnuPG versions before 2.2.18.",
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         metrics: [
            {
               cvssV3_0: {
                  attackComplexity: "HIGH",
                  attackVector: "NETWORK",
                  availabilityImpact: "NONE",
                  baseScore: 5.3,
                  baseSeverity: "MEDIUM",
                  confidentialityImpact: "HIGH",
                  integrityImpact: "NONE",
                  privilegesRequired: "NONE",
                  scope: "UNCHANGED",
                  userInteraction: "REQUIRED",
                  vectorString: "CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N",
                  version: "3.0",
               },
            },
         ],
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                     description: "CWE-326",
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               url: "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14855",
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            {
               url: "https://lists.gnupg.org/pipermail/gnupg-announce/2019q4/000442.html",
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               url: "https://dev.gnupg.org/T4755",
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      datePublished: "2020-03-20T00:00:00",
      dateReserved: "2019-08-10T00:00:00",
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