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Fencer Vulns
medium 5.3

CVE-2017-11906 json

Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, a…

published 2017-12-12 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-3498

cvss
5.3
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
25.1%
EPSS 25.1% chance of exploitation in 30 days, percentile 97%
public exploits
1
Exploit-DB

Summary

Internet Explorer in Microsoft Windows 7 SP1, Windows Server 2008 and R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, and Windows 10 Gold, 1511, 1607, 1703, 1709, and Windows Server 2016 allows an attacker to obtain information to further compromise the user's system, due to how Internet Explorer handles objects in memory, aka "Scripting Engine Information Disclosure Vulnerability". This CVE ID is unique from CVE-2017-11887 and CVE-2017-11919.

Patch / fix

Timeline

  1. Published
  2. First public exploit (EDB-43372)

Exploit prediction

25.12% chance of exploitation in the next 30 days, higher than 97% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-43372 Microsoft Windows - 'jscript!RegExpFncObj::LastParen' Out-of-Bounds Read dos, 2017-12-19

CVSS scores

assigned by version score vector
NVD 3.0 5.3 CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N
NVD 2.0 2.6 AV:N/AC:H/Au:N/C:P/I:N/A:N

Affected products

  • Microsoft Corporation Internet Explorer

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.