Home/CVE/A vulnerability was found in LinkedIn dustjs up to 2.x and classified as problematic. Affected by this issue is some unk
CVE

CVE-2021-4264

A vulnerability was found in LinkedIn dustjs up to 2.x and classified as problematic. Affected by this issue is some unk

A vulnerability was found in LinkedIn dustjs up to 2.x and classified as problematic. Affected by this issue is some unknown functionality. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution').

The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.0.0 is able to address this issue.

The name of the patch is ddb6523832465d38c9d80189e9de60519ac307c3. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216464.

MEDIUM · CVSS 6.3 EPSS 0.00697
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-1321Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
▤

Affected Products & Versions

1
linkedin dustjs< 3.0.0
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
npm dustjs-linkedin HIGH fixed in 3.0.0
⚠

Public Exploits & PoCs

2
pocgithub.com · issues/804github.com
pocgithub.com · pull/805github.com
▣

Scoring & Timeline

6.3
MEDIUM · CVSS v3.1 · cna@vuldb.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Dec 2022 · 07:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/linkedin/dustjs/commit/ddb6523832465d38c9d80189e9de60519ac307c3PatchThird Party Advisory
https://github.com/linkedin/dustjs/releases/tag/v3.0.0Release NotesThird Party Advisory
https://vuldb.com/?ctiid.216464VDB Entry
https://vuldb.com/?id.216464Third Party AdvisoryVDB Entry
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