Discover the impact of CVE-2019-12822, a vulnerability in Embedthis GoAhead versions before 4.1.1 and 5.x before 5.0.1, potentially leading to a Denial of Service (DoS) attack. Learn about affected systems, exploitation mechanisms, and mitigation steps.
This CVE-2019-12822 article provides insights into a vulnerability in Embedthis GoAhead versions before 4.1.1 and 5.x before 5.0.1, potentially leading to a Denial of Service (DoS) attack.
Understanding CVE-2019-12822
This CVE involves a vulnerability in the http.c file of Embedthis GoAhead, impacting the parsing of headers and potentially resulting in memory assertion issues and DoS attacks.
What is CVE-2019-12822?
The vulnerability in Embedthis GoAhead versions before 4.1.1 and 5.x before 5.0.1 allows for a memory assertion, out-of-bounds memory reference, and potential DoS attack, triggered by specific header parsing.
The Impact of CVE-2019-12822
The vulnerability can lead to a Denial of Service (DoS) attack, causing service disruption and potential system unavailability.
Technical Details of CVE-2019-12822
Vulnerability Description
The issue arises from a header parsing vulnerability in the http.c file of Embedthis GoAhead, potentially resulting in memory assertion problems and DoS risks.
Affected Systems and Versions
Exploitation Mechanism
The vulnerability can be exploited by inserting a line containing only a colon symbol, triggering the memory assertion and potential DoS attack.
Mitigation and Prevention
Immediate Steps to Take
Long-Term Security Practices
Patching and Updates
Ensure timely installation of security patches and updates for Embedthis GoAhead to address known vulnerabilities.