Highseverity heap buffer overflow in Chrome libvpx <117.0.5938.132
CVE-2023-5217 Published on September 28, 2023
Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Known Exploited Vulnerability
This Google Chrome libvpx Heap Buffer Overflow Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. Google Chrome libvpx contains a heap buffer overflow vulnerability in vp8 encoding that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page.
The following remediation steps are recommended / required by October 23, 2023: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Vulnerability Analysis
CVE-2023-5217 can be exploited with network access, requires user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2023-5217 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2023-5217
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Affected Versions
Google Chrome:- Version 117.0.5938.132 and below 117.0.5938.132 is affected.
- Version 1.13.1 and below 1.13.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.