Access of Memory Location After End of Buffer in Prelude - CVE-2021-40770
Published: November 1, 2021
Vulnerability identifier: #VU57806
CSH Severity: Medium
CVSS v4: 6.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-40770
CWE-ID: CWE-788
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary error when processing untrusted input. A remote attacker can trigger memory corruption and cause a denial of service condition on the target system.
Affected software
Prelude
How to mitigate CVE-2021-40770
Install updates from vendor's website.
Prelude - update to 22.0