Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2022-1337
CVE-2022-1337:
vulnerability analysis and mitigation
Overview
The vulnerability (CVE-2022-1337) affects the image proxy component in Mattermost version 6.4.1 and earlier. Discovered and disclosed on April 13, 2022, this security flaw involves memory allocation issues when handling proxied images (NVD, CVE Mitre).
Technical details
The vulnerability stems from a memory allocation issue where the image proxy component allocates memory for multiple copies of a proxied image. This design flaw can be exploited by authenticated users who can manipulate the system through links to very large image files (NVD).
Impact
When successfully exploited, this vulnerability allows authenticated attackers to crash the Mattermost server by leveraging the memory allocation issue through the submission of very large image files (CVE Mitre, Debian Tracker).
Mitigation and workarounds
Users are advised to upgrade to versions newer than 6.4.1 to address this vulnerability. Mattermost has released security updates to fix this issue (Mattermost Updates).
Additional resources
Source: This report was generated using AI
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