Buffer overflow in Microsoft Chakracore
CVE-2020-0826
A remote code execution vulnerability exists in the way that the ChakraCore scripting engine handles objects in memory, aka 'Scripting Engine Memory Corruption Vulnerability'. This CVE ID is unique from CVE-2020-0768, CVE-2020-0823, CVE-2020-0825, CVE-2020-0827, CVE-2020-0828, CVE-2020-0829, CVE-2020-0830, CVE-2020-0831, CVE-2020-0832, CVE-2020-0833, CVE-2020-0848.
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: 0.089 (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: 0.089 · newest: 0.089 · 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-2020-0826 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-0826?
- CVE-2020-0826 is a high-severity vulnerability in Microsoft Chakracore, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2020-03-12.
- How severe is CVE-2020-0826?
- High severity. CVSS v3 base score is 7.5 out of 10.