CVE-2016-7201
Microsoft Edge Memory Corruption Vulnerability
Does this matter?
Known to be exploited in the wild (CISA KEV, CISA remediation deadline 18 April 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.
Description
The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-7200, CVE-2016-7202, CVE-2016-7203, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243.
- CVSS 3.1
- 8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 79.69% probability · 100th percentile
- CISA KEV
- Listed 28 March 2022 · due 18 April 2022
- Weakness
- CWE-843
- Affected
- microsoft/edge
- Source
- secure@microsoft.com
CISA notes
Apply updates per vendor instructions. https://nvd.nist.gov/vuln/detail/CVE-2016-7201
References
- http://packetstormsecurity.com/files/140382/Microsoft-Edge-chakra.dll-Information-Leak-Type-Confusion.htmlThird Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/94038Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037245Broken Link, Third Party Advisory, VDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129Patch, Vendor Advisory
- https://github.com/theori-io/chakra-2016-11Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/40784/Exploit, Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/40990/Exploit, Third Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/140382/Microsoft-Edge-chakra.dll-Information-Leak-Type-Confusion.htmlThird Party Advisory, VDB Entry
- http://www.securityfocus.com/bid/94038Broken Link, Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037245Broken Link, Third Party Advisory, VDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129Patch, Vendor Advisory
- https://github.com/theori-io/chakra-2016-11Exploit, Third Party Advisory
- https://www.exploit-db.com/exploits/40784/Exploit, Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/40990/Exploit, Third Party Advisory, VDB Entry
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7201US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.