CVE-2021-40719

EUVD-2021-27885
Adobe Connect version 11.2.3 (and earlier) is affected by a Deserialization of Untrusted Data vulnerability to achieve arbitrary method invocation when AMF messages are deserialized on an Adobe Connect server. An attacker can leverage this to execute remote code execution on the server.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
adobeCNA
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 96%
Affected Products (NVD)
VendorProductVersion
adobeconnect
𝑥
≤ 11.2.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://helpx.adobe.com/security/products/connect/apsb21-91.html
https://helpx.adobe.com/security/products/connect/apsb21-91.html