cvelist/2021/20xxx/CVE-2021-20284.json

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{
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"data_version": "4.0",
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"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2021-20284",
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"ASSIGNER": "secalert@redhat.com",
"STATE": "PUBLIC"
},
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"description": {
"description_data": [
{
"lang": "eng",
"value": "A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Improper Restriction of Operations within the Bounds of a Memory Buffer",
"cweId": "CWE-119"
}
]
}
]
},
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"affects": {
"vendor": {
"vendor_data": [
{
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"vendor_name": "Red Hat",
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"product": {
"product_data": [
{
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"product_name": "Red Hat Enterprise Linux 8",
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"version": {
"version_data": [
{
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"version_value": "0:2.30-108.el8",
"version_affected": "!"
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}
]
}
}
]
}
}
]
}
},
"references": {
"reference_data": [
{
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"url": "https://sourceware.org/bugzilla/show_bug.cgi?id=26931",
"refsource": "MISC",
"name": "https://sourceware.org/bugzilla/show_bug.cgi?id=26931"
},
{
"url": "https://access.redhat.com/errata/RHSA-2021:4364",
"refsource": "MISC",
"name": "https://access.redhat.com/errata/RHSA-2021:4364"
},
{
"url": "https://security.gentoo.org/glsa/202208-30",
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"refsource": "MISC",
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"name": "https://security.gentoo.org/glsa/202208-30"
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},
{
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"url": "https://access.redhat.com/security/cve/CVE-2021-20284",
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"refsource": "MISC",
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"name": "https://access.redhat.com/security/cve/CVE-2021-20284"
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},
{
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"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1937784",
"refsource": "MISC",
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1937784"
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},
{
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"url": "https://security.netapp.com/advisory/ntap-20210521-0010/",
"refsource": "MISC",
"name": "https://security.netapp.com/advisory/ntap-20210521-0010/"
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}
]
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},
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"impact": {
"cvss": [
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{
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"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 4.7,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
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}
]
}
}