Buffer overflow in Microsoft Internet Explorer
CVE-2017-8594
Internet Explorer on Microsoft Windows 8.1 and Windows RT 8.1, and Windows Server 2012 R2 allows an attacker to execute arbitrary code in the context of the current user when Internet Explorer improperly accesses objects in memory, aka "Internet Explorer Memory Corruption Vulnerability".
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.504 (98.9th percentile), scored .
High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 98.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.504 · newest: 0.504 · change: 0.000
Affected products
- Microsoft Internet Explorer — versions 11
- Microsoft Windows 8.1
- Microsoft Windows Rt 8.1
- Microsoft Windows Server 2012 — versions r2
- Microsoft Corporation Windows 8.1 And Rt 8.1, Server 2012 R2 — versions Internet Explorer
Weakness classification (CWE)
Public proof-of-concept exploits
References
- portal.msrc.microsoft.com/en-us/security-guidance/advisory/CVE-2017-8594 (Patch, Vendor Advisory)
- www.securityfocus.com/bid/99401 (VDB Entry, Third Party Advisory, vdb-entry)
- www.exploit-db.com/exploits/42336/ (Exploit, VDB Entry, Third Party Advisory, exploit)
Frequently asked questions
- What is CVE-2017-8594?
- CVE-2017-8594 is a high-severity vulnerability in Microsoft Internet Explorer, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.5/10. Published 2017-07-11.
- How severe is CVE-2017-8594?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-8594 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.