CVE-2021-4264 — MEDIUM (6.3)

Q: How severe is CVE-2021-4264?

CVE-2021-4264 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2021-4264?

Check the references section above for vendor advisories and patch information. Affected products include: Linkedin Dustjs.

Vulnerability Description

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.

CVSS Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Linkedin	Dustjs	< 3.0.0

Related Weaknesses (CWE)

CWE-1321

References

https://github.com/linkedin/dustjs/commit/ddb6523832465d38c9d80189e9de60519ac307PatchThird Party Advisory
https://github.com/linkedin/dustjs/issues/804ExploitIssue TrackingThird Party Advisory
https://github.com/linkedin/dustjs/pull/805ExploitIssue TrackingPatch
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
https://github.com/linkedin/dustjs/commit/ddb6523832465d38c9d80189e9de60519ac307PatchThird Party Advisory
https://github.com/linkedin/dustjs/issues/804ExploitIssue TrackingThird Party Advisory
https://github.com/linkedin/dustjs/pull/805ExploitIssue TrackingPatch
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

FAQ

What is CVE-2021-4264?

CVE-2021-4264 is a vulnerability with a CVSS score of 6.3 (MEDIUM). 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...

How severe is CVE-2021-4264?

CVE-2021-4264 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-4264?

Check the references section above for vendor advisories and patch information. Affected products include: Linkedin Dustjs.