Vulnerability Description
A deserialization issue discovered in inikulin replicator before 1.0.4 allows remote attackers to run arbitrary code via the fromSerializable function in TypedArray object.
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Replicator Project | Replicator | < 1.0.4 |
Related Weaknesses (CWE)
References
- https://advisory.checkmarx.net/advisory/CX-2021-4787ExploitThird Party Advisory
- https://github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce9PatchThird Party Advisory
- https://github.com/inikulin/replicator/issues/16Third Party Advisory
- https://github.com/inikulin/replicator/pull/17Third Party Advisory
- https://advisory.checkmarx.net/advisory/CX-2021-4787ExploitThird Party Advisory
- https://github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce9PatchThird Party Advisory
- https://github.com/inikulin/replicator/issues/16Third Party Advisory
- https://github.com/inikulin/replicator/pull/17Third Party Advisory
FAQ
What is CVE-2021-33420?
CVE-2021-33420 is a vulnerability with a CVSS score of 9.8 (CRITICAL). A deserialization issue discovered in inikulin replicator before 1.0.4 allows remote attackers to run arbitrary code via the fromSerializable function in TypedArray object.
How severe is CVE-2021-33420?
CVE-2021-33420 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-33420?
Check the references section above for vendor advisories and patch information. Affected products include: Replicator Project Replicator.