CVE-2018-7551 Explained : Impact and Mitigation
Learn about CVE-2018-7551, a Segmentation fault vulnerability in sam2p 0.49.4 due to an invalid free operation. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A Segmentation fault vulnerability exists in sam2p 0.49.4 due to an invalid free present in MiniPS::delete0 in minips.cpp. Exploitation of a crafted input may lead to a denial of service or other unspecified consequences.
Understanding CVE-2018-7551
This CVE entry describes a specific vulnerability in the sam2p software.
What is CVE-2018-7551?
CVE-2018-7551 is a Segmentation fault vulnerability in sam2p 0.49.4 caused by an invalid free operation in MiniPS::delete0 in minips.cpp. An attacker could exploit this issue using a carefully crafted input to trigger a denial of service or potentially cause other impacts.
The Impact of CVE-2018-7551
The exploitation of this vulnerability could result in a denial of service condition or other unspecified consequences on the affected system.
Technical Details of CVE-2018-7551
This section provides more technical insights into the CVE-2018-7551 vulnerability.
Vulnerability Description
The vulnerability stems from an invalid free operation in MiniPS::delete0 in minips.cpp, leading to a Segmentation fault in sam2p 0.49.4. It can be exploited by using a carefully crafted input.
Affected Systems and Versions
- Affected Version: sam2p 0.49.4
- Systems running sam2p 0.49.4 are vulnerable to this issue.
Exploitation Mechanism
The vulnerability can be exploited by an attacker through the use of a specifically crafted input, which triggers the invalid free operation and leads to a Segmentation fault.
Mitigation and Prevention
Protecting systems from CVE-2018-7551 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply the security update provided by the vendor promptly.
- Monitor for any unusual system behavior that could indicate exploitation of the vulnerability.
Long-Term Security Practices
- Regularly update and patch software to prevent known vulnerabilities.
- Implement proper input validation mechanisms to mitigate the risk of crafted input attacks.
Patching and Updates
- Ensure that sam2p is updated to a patched version that addresses the Segmentation fault vulnerability.