CVE-2013-3163
Microsoft Internet Explorer Memory Corruption Vulnerability
- High 8.8
- Exploited: added to CISA KEV 30 Mar 2023
Description
Microsoft Internet Explorer 8 through 10 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Internet Explorer Memory Corruption Vulnerability," a different vulnerability than CVE-2013-3144 and CVE-2013-3151.
Key facts
- Published
- 10 Jul 2013
- Last changed
- 22 Oct 2025
- Assigned by
- microsoft
- KEV added
- 30 Mar 2023
- KEV fix due
- 20 Apr 2023
- EPSS
- 70.676% likely to be exploited in the next 30 days, higher than 99.404% of CVEs (scores for 15 Nov 2026)
- SSVC (CISA)
- Exploitation: active; Automatable: no; Technical impact: total
Severity scores
Each score is shown as its source gave it. They are not averaged or merged.
- 8.8CVSS 3.1, Highfrom CISA (ADP container)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
What to do
- The impacted product is end-of-life and should be disconnected if still in use.CISA KEV required action
Historical context and remediation
This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.
No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.
Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a |
|
Timeline
- 10 Jul 2013 Published
- 30 Mar 2023 CVE-2013-3163 added to CISA KEV
- 30 Mar 2023 Added to the CISA KEV catalogue