CVE-2021-20285
Published Mar 26, 2021
Last updated 2 years ago
Overview
- Description
- A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability.
- Source
- secalert@redhat.com
- NVD status
- Analyzed
Social media
- Hype score
- Not currently trending
Risk scores
CVSS 3.1
- Type
- Primary
- Base score
- 6.6
- Impact score
- 4.7
- Exploitability score
- 1.8
- Vector string
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H
- Severity
- MEDIUM
CVSS 2.0
- Type
- Primary
- Base score
- 8.3
- Impact score
- 8.5
- Exploitability score
- 8.6
- Vector string
- AV:N/AC:M/Au:N/C:P/I:P/A:C
Configurations
[
{
"nodes": [
{
"negate": false,
"cpeMatch": [
{
"criteria": "cpe:2.3:a:upx_project:upx:3.96:*:*:*:*:*:*:*",
"vulnerable": true,
"matchCriteriaId": "70995404-A343-41AF-9170-590CFEAA901B"
}
],
"operator": "OR"
}
]
}
]