VulnerabilityModified
CVE-2021-33420
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.
CRITICAL 9.8EPSS 1.61%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.61%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.61% probability · 75th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-502
- Affected
- replicator project/replicator
- Source
- cve@mitre.org
References
- https://advisory.checkmarx.net/advisory/CX-2021-4787Exploit, Third Party Advisory
- https://github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce98e521bPatch, Third 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-2021-4787Exploit, Third Party Advisory
- https://github.com/inikulin/replicator/commit/2c626242fb4a118855262c64b5731b2ce98e521bPatch, Third Party Advisory
- https://github.com/inikulin/replicator/issues/16Third Party Advisory
- https://github.com/inikulin/replicator/pull/17Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.