Buffer overflow in Microsoft Chakracore
CVE-2020-0969
A remote code execution vulnerability exists in the way that the Chakra scripting engine handles objects in memory in Microsoft Edge (HTML-based), aka 'Chakra Scripting Engine Memory Corruption Vulnerability'.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.133 (96.4th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 96.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.133 · newest: 0.133 · change: 0.000
Affected products
- Microsoft Chakracore — versions unspecified
- Microsoft Edge
- Microsoft Edge (Edgehtml-Based) On Windows 10 For 32-Bit Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 For X64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1607 For 32-Bit Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1607 For X64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1709 For 32-Bit Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1709 For Arm64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1709 For X64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1803 For 32-Bit Systems — versions unspecified
Weakness classification (CWE)
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0969 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-0969?
- CVE-2020-0969 is a high-severity vulnerability in Microsoft Chakracore, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2020-04-15.
- How severe is CVE-2020-0969?
- High severity. CVSS v3 base score is 7.5 out of 10.