Vulnerability · Published Dec 21, 2022 · Assigned by VulDB
CVE-2021-4264LinkedIn dustjs prototype pollution
Medium 6.3
In plain English
A medium-severity prototype pollution in dustjs from LinkedIn. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official 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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | dustjs-linkedin | 3.0.0 | GHSA-c6rp-wrp9-qr4q |
Affected products (as reported)
Weakness: CWE-1321 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
References
- https://vuldb.com/?id.216464 vdb-entry
- https://vuldb.com/?ctiid.216464 signature, permissions-required
- https://github.com/linkedin/dustjs/issues/804 exploit, issue-tracking
- https://github.com/linkedin/dustjs/pull/805 issue-tracking
- https://github.com/linkedin/dustjs/commit/ddb6523832465d38c9d80189e9de60519ac307c3 patch
- https://github.com/linkedin/dustjs/releases/tag/v3.0.0 patch