CVE-2016-7201
What it is
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.
At a glance
- Exploitability
- Can be exploited over the network without logging in, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- In the wild
- CISA lists this as exploited in real attacks. Treat as urgent.
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- ReservedThe CVE id was reserved by its CNA
- PublishedDisclosed publicly on CVE.org and NVD
- 2022-03-28 Exploited in the wildAdded to CISA's Known Exploited Vulnerabilities list
- 2022-04-18 Remediation deadlineCISA's due date for federal agencies to fix it
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: yes, CISA lists it. This puts it above everything that is not.
- Exploit odds: 80.0% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Added to CISA KEV
- 2022-03-28
- Exploit probability
- 80.0% · EPSS, next 30 days
- Weakness
- CWE-843
- Record status
- Analyzed
Affected
- Microsoft Edge
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2016-7201.md and follow it. Check whether this project is affected by CVE-2016-7201. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129
References
- http://packetstormsecurity.com/files/140382/Microsoft-Edge-chakra.dll-Information-Leak-Type-Confusion.html
- http://www.securityfocus.com/bid/94038
- http://www.securitytracker.com/id/1037245
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129
- https://github.com/theori-io/chakra-2016-11
- https://www.exploit-db.com/exploits/40784/
- https://www.exploit-db.com/exploits/40990/
- http://packetstormsecurity.com/files/140382/Microsoft-Edge-chakra.dll-Information-Leak-Type-Confusion.html
- http://www.securityfocus.com/bid/94038
- http://www.securitytracker.com/id/1037245
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129
- https://github.com/theori-io/chakra-2016-11
- https://www.exploit-db.com/exploits/40784/
- https://www.exploit-db.com/exploits/40990/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-7201