CVE-2020-10723 : Security Advisory and Response
Learn about CVE-2020-10723, a memory corruption issue in DPDK versions 17.05 and above, potentially leading to out-of-bounds indexing and memory corruption. Find mitigation steps and preventive measures here.
A memory corruption issue in DPDK versions 17.05 and above can lead to out-of-bounds indexing and memory corruption.
Understanding CVE-2020-10723
A vulnerability in DPDK that can result in memory corruption due to integer truncation.
What is CVE-2020-10723?
- The flaw arises from an integer truncation on the payload index, leading to potential memory corruption.
The Impact of CVE-2020-10723
- CVSS Score: 5.1 (Medium Severity)
- Attack Vector: Local
- Availability Impact: High
- Integrity Impact: Low
- Privileges Required: High
Technical Details of CVE-2020-10723
A detailed look at the technical aspects of the vulnerability.
Vulnerability Description
- The vulnerability is caused by an integer truncation issue on the payload index.
Affected Systems and Versions
- Affected Versions: 20.02.1, 19.11.2, 18.11.8
Exploitation Mechanism
- The flaw occurs when a UInt index is copied and truncated into a uint16, potentially leading to out-of-bounds indexing.
Mitigation and Prevention
Measures to mitigate and prevent exploitation of CVE-2020-10723.
Immediate Steps to Take
- Update DPDK to a patched version.
- Monitor network traffic for any signs of exploitation.
Long-Term Security Practices
- Regularly update and patch all software components.
- Implement network segmentation to limit the impact of potential attacks.
Patching and Updates
- Apply the latest patches and security updates provided by DPDK.