CVE-2022-31155 : What You Need to Know
Learn about CVE-2022-31155 impacting Sourcegraph versions before 3.41.0, allowing attackers to overwrite saved searches, its impact, technical details, and mitigation steps.
Sourcegraph, an open-source code search and navigation engine, was impacted by unauthorized overwriting of saved searches in versions prior to 3.41.0, posing a risk of attackers deleting other users' saved searches.
Understanding CVE-2022-31155
This vulnerability allows attackers to overwrite saved searches owned by other users within Sourcegraph versions before 3.41.0, without being able to read them. The issue has a base severity of MEDIUM with a CVSS score of 4.3.
What is CVE-2022-31155?
In Sourcegraph versions below 3.41.0, a bug in the authorization check permits attackers to delete other users' saved searches, replacing them with attacker-controlled searches. This vulnerability is mitigated by updating to version 3.41.0.
The Impact of CVE-2022-31155
The vulnerability in Sourcegraph could result in the improper deletion of users' saved searches, which could potentially disrupt their workflow and cause data loss.
Technical Details of CVE-2022-31155
The technical details of the CVE-2022-31155 vulnerability include:
Vulnerability Description
The vulnerability arises from a flaw in the authorization process, enabling attackers to delete saved searches of other users.
Affected Systems and Versions
Sourcegraph versions prior to 3.41.0 are affected by this vulnerability, making users of these versions susceptible to unauthorized overwriting of saved searches.
Exploitation Mechanism
Attackers can exploit this vulnerability through a network-based attack with low complexity, requiring low privileges and no user interaction.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent potential exploitation of CVE-2022-31155.
Immediate Steps to Take
Users are strongly advised to update their Sourcegraph installation to version 3.41.0 to mitigate the vulnerability and protect their saved searches.
Long-Term Security Practices
Practicing secure coding, implementing least privilege access controls, and regularly updating software can help enhance overall security posture.
Patching and Updates
Regularly applying security patches and staying informed about security advisories is essential to protect systems from known vulnerabilities.