CVE-2021-20285

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Source
https://cve.org/CVERecord?id=CVE-2021-20285
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20285.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-20285
Downstream
Related
Published
2021-03-26T17:15:13.140Z
Modified
2026-07-09T04:48:52.771182Z
Severity
  • 6.6 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H CVSS Calculator
Summary
[none]
Details

A flaw was found in upx canPack in plxelf.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.

References

Affected packages

Git / github.com/upx/upx

Affected ranges

Type
GIT
Repo
https://github.com/upx/upx
Events
Introduced
d7ba31cab8ce8d95d2c10e88d2ec787ac52005ef
Last affected
d7ba31cab8ce8d95d2c10e88d2ec787ac52005ef
Database specific 
{
    "extracted_events": [
        {
            "introduced": "3.96"
        },
        {
            "last_affected": "3.96"
        }
    ],
    "cpe": "cpe:2.3:a:upx:upx:3.96:*:*:*:*:*:*:*",
    "source": "CPE_STRING"
}

Affected versions

3.*
3.96
v3.*
v3.96

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-20285.json"