CVE-2021-32840

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Source
https://cve.org/CVERecord?id=CVE-2021-32840
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-32840.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-32840
Aliases
Downstream
Published
2022-01-26T21:15:13.097Z
Modified
2026-06-18T04:06:41.781159837Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

SharpZipLib (or #ziplib) is a Zip, GZip, Tar and BZip2 library. Prior to version 1.3.3, a TAR file entry ../evil.txt may be extracted in the parent directory of destFolder. This leads to arbitrary file write that may lead to code execution. The vulnerability was patched in version 1.3.3.

References

Affected packages

Git / github.com/icsharpcode/sharpziplib

Affected ranges

Type
GIT
Repo
https://github.com/icsharpcode/sharpziplib
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
1b1ab013ce1df02d8f27cf582197759c614d9126
Fixed
a0e96de70b5264f4c919b09253b1522bc7a221cc
Database specific 
{
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "1.3.3"
        }
    ],
    "cpe": "cpe:2.3:a:sharpziplib_project:sharpziplib:*:*:*:*:*:*:*:*"
}

Affected versions

0.*
0.84.0.0
0.85.0.0
0.85.1.271
0.85.2.329
0.85.3.365
0.85.4.369
0.85.5.452
0.86.0.518
v1.*
v1.0.0
v1.0.0-rc1
v1.0.0-rc2
v1.1.0
v1.2.0
v1.3.0
v1.3.1
v1.3.2

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-32840.json"