CVE-2021-4279

Katalog CVE

CVSS 9.8 · Critical EPSS 1,1%

Kerentanan Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') pada starcounter-jack json-patch. Skor CVSS 3.1 9.8 (Critical) menurut NVD.

Deskripsi (NVD)

A vulnerability has been found in Starcounter-Jack JSON-Patch up to 3.1.0 and classified as problematic. This vulnerability affects unknown code. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.1.1 is able to address this issue. The name of the patch is 7ad6af41eabb2d799f698740a91284d762c955c9. It is recommended to upgrade the affected component. VDB-216778 is the identifier assigned to this vulnerability.

Rincian

Terbit di NVD

25 Desember 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-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

EPSS (30 hari)

1,1% peluang dieksploitasi; lebih tinggi dari 65,1% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/Starcounter-Jack/JSON-Patch/commit/7ad6af41eabb2d799f698740a91284d762c955c9 patch · advisory pihak ketiga
• https://github.com/Starcounter-Jack/JSON-Patch/pull/262 exploit · patch · advisory pihak ketiga
• https://github.com/Starcounter-Jack/JSON-Patch/releases/tag/3.1.1 release notes · advisory pihak ketiga
• https://vuldb.com/?ctiid.216778 advisory pihak ketiga
• https://vuldb.com/?id.216778 advisory pihak ketiga