CVE-2022-32149 is a high-severity vulnerability identified in the Golang text library. This vulnerability allows an attacker to cause a denial of service by crafting an Accept-Language header that the ParseAcceptLanguage function will take a significant amount of time to parse. The severity level of this vulnerability is rated as high with a CVSS score of 7.5, indicating its potential impact on system availability. Organizations utilizing this library should prioritize addressing this vulnerability as it poses a real risk of service disruption.
Risk to organizations includes potential denial of service that can impact user accessibility and overall system performance. The attack vector is classified as network-based, with low complexity, which means that an attacker does not require extensive skills to exploit this vulnerability. Given the ease of exploitation, organizations should prioritize patching immediately to mitigate the risk associated with this vulnerability.
As of the latest updates, there are no known exploits or public proofs of concept available for CVE-2022-32149. However, the potential for exploitation remains high, and the vulnerability's status has been modified, indicating its critical nature. Organizations are urged to take proactive measures in their patch management processes to ensure they are not vulnerable to this denial-of-service threat.
In conclusion, organizations utilizing the Golang text library should take this high-severity vulnerability seriously. Immediate actions should be taken to apply necessary patches and monitor systems for any unusual behavior that may indicate attempts to exploit this vulnerability.
Vulnerability Details
An attacker may cause a denial of service by crafting an Accept-Language header which ParseAcceptLanguage will take significant time to parse. The vulnerability has been classified under CWE-772, indicating a potential weakness related to improper handling of user input. The CVSS score for this vulnerability is 7.5, reflecting its high severity status. The affected product is the Golang text library, specifically versions prior to 0.3.8.
Technical Analysis
The root cause of CVE-2022-32149 lies in the inefficient parsing of the Accept-Language header within the Golang text library. Attackers can leverage this vulnerability by sending specially crafted requests that exploit this inefficient parsing mechanism. The attack vector for this vulnerability is network-based, which means that it can be exploited remotely without physical access to the system.
The attack complexity is low, requiring no special privileges or user interaction, making it easier for malicious actors to exploit this vulnerability. The impact on availability is significant, as it can lead to service interruptions for users. Confidentiality and integrity impacts are not applicable in this case.
Risk & Impact Analysis
Real-world deployment risk for CVE-2022-32149 is substantial, given the high availability impact and ease of exploitation. Organizations using the Golang text library in web applications or services may face service outages, leading to loss of revenue and user trust. The urgency for patching this vulnerability is critical due to the potential for widespread disruption across affected systems.
Given the CVSS score of 7.5, the threat level is high, and organizations should address this in their priority patch cycle. The absence of known exploits does not diminish the risk, as attackers could develop new methods to leverage this vulnerability. Timely remediation is essential to protect against this high-severity threat.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The vulnerability affects all versions of the Golang text library prior to 0.3.8. Organizations should ensure they upgrade to the latest version to safeguard against this vulnerability.
Mitigation & Remediation
Organizations should prioritize patching by upgrading to the latest version of the Golang text library. If an immediate upgrade is not feasible, consider implementing network controls to limit exposure to potential attacks. Additionally, organizations can enhance their security posture through continuous penetration testing to identify and address similar vulnerabilities.
Detection Guidance
Monitoring for unusual spikes in resource consumption on services utilizing the Golang text library can help in detecting attempts to exploit this vulnerability. Organizations should also log all incoming requests, paying particular attention to the Accept-Language headers.
AppSecure Threat Intelligence Insight
The long-term significance of CVE-2022-32149 lies in its reflection of broader trends in denial-of-service vulnerabilities associated with input parsing. Security teams should take this as a lesson to thoroughly audit input handling mechanisms in their applications. Regularly updating dependencies and conducting security assessments can mitigate the risk of similar vulnerabilities.
Organizations are encouraged to review their vulnerability management program to include regular assessments for their application dependencies. This includes leveraging resources such as the vulnerability management program design to ensure ongoing protection against emerging threats.
Implementing a proactive security strategy, including continuous penetration testing and incident response planning, will help organizations to stay ahead of potential threats and effectively manage the risks associated with vulnerabilities like CVE-2022-32149.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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