Buffer overflow in Microsoft Chakracore
CVE-2020-1073
A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.089 (95.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 95th percentile — 95.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.086 · newest: 0.089 · change: +0.002
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-2020-1073 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-1073?
- CVE-2020-1073 is a high-severity vulnerability in Microsoft Chakracore, classified under Out-of-bounds Write. CVSS score: 8.1/10. Published 2020-06-09.
- How severe is CVE-2020-1073?
- High severity. CVSS v3 base score is 8.1 out of 10.