Known exploited vulnerability
CVE-2017-0222
The short answer
CVE-2017-0222 affects Microsoft Corporation Internet Explorer and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-02-25: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
A remote code execution vulnerability exists when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability." This CVE ID is unique from CVE-2017-0226.
Weakness: CWE-787.
Severity
8.8 high
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Feb 25, 2022
Federal due date Aug 25, 2022
EPSS, next 30 days
30%
Higher than 98% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- None
- User interaction
- Required
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
Internet Explorer. NVD's record lists the exact affected versions.
References
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0222 PatchVendor Advisory
- portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-0222 PatchVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-0222 US Government Resource
Questions
Is CVE-2017-0222 being exploited?
Yes. CISA added CVE-2017-0222 to its Known Exploited Vulnerabilities catalog on 2022-02-25, with a federal remediation due date of 2022-08-25.
How do I fix CVE-2017-0222?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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