Buffer overflow in Microsoft Chakracore
CVE-2020-0711
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-2020-0673, CVE-2020-0674, CVE-2020-0710, CVE-2020-0712, CVE-2020-0713, CVE-2020-0767.
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: 0.102 (95.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 96th percentile — 95.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.102 · newest: 0.102 · change: 0.000
Affected products
- Microsoft Chakracore — versions unspecified
- Microsoft Edge
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1803 For 32-Bit Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1803 For Arm64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1803 For X64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1809 For 32-Bit Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1809 For Arm64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1809 For X64-Based Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1903 For 32-Bit Systems — versions unspecified
- Microsoft Edge (Edgehtml-Based) On Windows 10 Version 1903 For Arm64-Based Systems — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0711 (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2020-0711?
- CVE-2020-0711 is a high-severity vulnerability in Microsoft Chakracore, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2020-02-11.
- How severe is CVE-2020-0711?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2020-0711 known to be exploited?
- 7 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.