CVE-2021-32840

Katalog CVE

CVSS 9.8 · Critical EPSS 1,9%

Kerentanan Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') pada sharpziplib project sharpziplib. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

26 Januari 2022

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

9.8 (Critical), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

EPSS (30 hari)

1,9% peluang dieksploitasi; lebih tinggi dari 79,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/icsharpcode/SharpZipLib/commit/a0e96de70b5264f4c919b09253b1522bc7a221cc patch · advisory pihak ketiga
• https://github.com/icsharpcode/SharpZipLib/releases/tag/v1.3.3 advisory pihak ketiga
• https://securitylab.github.com/advisories/GHSL-2021-125-sharpziplib/ exploit · advisory pihak ketiga