Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2021-4279— Starcounter-Jack JSON-Patch prototype pollution

Quick assessment

Affected
Starcounter-Jack JSON-Patch
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

JSON-Patch是Joachim Wester个人开发者的一个 JSON 补丁标准（RFC 6902）的精简和平均 Javascript 实现。 JSON-Patch 3.1.1之前版本存在安全漏洞，该漏洞源于会导致对象原型属性的修改控制不当，存在原型污染。

CVSS 6.3 · Medium EPSS 1.08% · P63

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2021-4279

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Starcounter-Jack JSON-Patch prototype pollution
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
CWE-1321
Source: CVE Program / CVE List V5
Vulnerability Title
JSON-Patch 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
JSON-Patch是Joachim Wester个人开发者的一个 JSON 补丁标准（RFC 6902）的精简和平均 Javascript 实现。 JSON-Patch 3.1.1之前版本存在安全漏洞，该漏洞源于会导致对象原型属性的修改控制不当，存在原型污染。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Starcounter-Jack JSON-Patch 3.0 -

II. Public POCs for CVE-2021-4279

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2021-4279

请登录查看更多情报信息。

Patches & Fixes for CVE-2021-4279 (3)

Vendor Advisories for CVE-2021-4279 (2)

IV. Related Vulnerabilities

Same product: JSON-Patch
Same weakness: CWE-1321

V. Comments for CVE-2021-4279

No comments yet

Leave a comment