gsd-2020-35448
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c.
Aliases
Aliases
CVE-2020-35448


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-35448",
    "description": "An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c.",
    "id": "GSD-2020-35448",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-35448.html",
      "https://access.redhat.com/errata/RHSA-2021:4364",
      "https://security.archlinux.org/CVE-2020-35448",
      "https://linux.oracle.com/cve/CVE-2020-35448.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-35448"
      ],
      "details": "An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c.",
      "id": "GSD-2020-35448",
      "modified": "2023-12-13T01:22:00.576122Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2020-35448",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
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          }
        ]
      },
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                "value": "n/a"
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            "name": "https://sourceware.org/bugzilla/show_bug.cgi?id=26574",
            "refsource": "MISC",
            "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=26574"
          },
          {
            "name": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679",
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            "url": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679"
          },
          {
            "name": "https://security.netapp.com/advisory/ntap-20210129-0008/",
            "refsource": "CONFIRM",
            "url": "https://security.netapp.com/advisory/ntap-20210129-0008/"
          },
          {
            "name": "GLSA-202107-24",
            "refsource": "GENTOO",
            "url": "https://security.gentoo.org/glsa/202107-24"
          }
        ]
      }
    },
    "nvd.nist.gov": {
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        "nodes": [
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            "children": [],
            "cpe_match": [
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                "cpe23Uri": "cpe:2.3:a:gnu:binutils:2.35.1:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
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            ],
            "operator": "OR"
          },
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:netapp:ontap_select_deploy_administration_utility:-:*:*:*:*:*:*:*",
                "cpe_name": [],
                "vulnerable": true
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        "description": {
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              "value": "An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils 2.35.1. A heap-based buffer over-read can occur in bfd_getl_signed_32 in libbfd.c because sh_entsize is not validated in _bfd_elf_slurp_secondary_reloc_section in elf.c."
            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-125"
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        },
        "references": {
          "reference_data": [
            {
              "name": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679",
              "refsource": "MISC",
              "tags": [
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              "url": "https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=8642dafaef21aa6747cec01df1977e9c52eb4679"
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              "url": "https://sourceware.org/bugzilla/show_bug.cgi?id=26574"
            },
            {
              "name": "https://security.netapp.com/advisory/ntap-20210129-0008/",
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            },
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              "tags": [
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              "url": "https://security.gentoo.org/glsa/202107-24"
            }
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        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "MEDIUM",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 4.3,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:M/Au:N/C:P/I:N/A:N",
            "version": "2.0"
          },
          "exploitabilityScore": 8.6,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": true
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "LOCAL",
            "availabilityImpact": "NONE",
            "baseScore": 3.3,
            "baseSeverity": "LOW",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "REQUIRED",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "exploitabilityScore": 1.8,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2022-04-26T16:13Z",
      "publishedDate": "2020-12-27T04:15Z"
    }
  }
}


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