CVE-2020-35862 : Vulnerability Insights and Analysis
Discover the impact of CVE-2020-35862, a vulnerability in the bitvec crate before 0.17.4 for Rust, leading to a use-after-free or double free issue. Learn about affected systems, exploitation, and mitigation steps.
An issue was discovered in the bitvec crate before 0.17.4 for Rust. BitVec to BitBox conversion leads to a use-after-free or double free.
Understanding CVE-2020-35862
This CVE identifies a vulnerability in the bitvec crate for Rust that can result in a use-after-free or double free scenario.
What is CVE-2020-35862?
The vulnerability in the bitvec crate before version 0.17.4 allows for BitVec to BitBox conversion, leading to potential use-after-free or double free issues.
The Impact of CVE-2020-35862
The vulnerability could be exploited by an attacker to cause a use-after-free or double free condition, potentially leading to a denial of service or arbitrary code execution.
Technical Details of CVE-2020-35862
The technical details of the CVE include:
Vulnerability Description
- Issue in the bitvec crate before 0.17.4 for Rust
- BitVec to BitBox conversion causing use-after-free or double free
Affected Systems and Versions
- Product: Not applicable
- Vendor: Not applicable
- Versions affected: Not applicable
Exploitation Mechanism
- Attackers can exploit the vulnerability through BitVec to BitBox conversion, triggering use-after-free or double free scenarios.
Mitigation and Prevention
To address CVE-2020-35862, consider the following steps:
Immediate Steps to Take
- Upgrade to bitvec crate version 0.17.4 or later
- Monitor for any unusual behavior indicating a use-after-free or double free
Long-Term Security Practices
- Regularly update dependencies to patched versions
- Conduct security audits to identify and address vulnerabilities proactively
Patching and Updates
- Apply patches and updates provided by the bitvec crate maintainers to mitigate the vulnerability.