Out-of-bounds read in CodeMeter Runtime - CVE-2021-20093
Published: July 30, 2021
Vulnerability identifier: #VU55442
CSH Severity: High
CVSS v4: 8.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-20093
CWE-ID: CWE-125
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to gain access to potentially sensitive information or perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary condition. A remote attacker can send a specially crafted packet, trigger out-of-bounds read error and read contents of memory on the system or cause a denial of service condition.
Affected software
CodeMeter Runtime
Desigo CC
Desigo CC
How to mitigate CVE-2021-20093
Install updates from vendor's website.
CodeMeter Runtime - update to 7.21a