CVE-2021-3721 is a vulnerability in Lenovo Pcmanager
Published on April 22, 2022
A denial of service vulnerability was reported in Lenovo PCManager prior to version 4.0.20.10282 that could allow an attacker with local access to trigger a blue screen error.
Vulnerability Analysis
CVE-2021-3721 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2021-3721 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2021-3721
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Affected Versions
Lenovo PCManager:- Version unspecified and below 4.0.20.10282 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.