Microsoft browsers in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Wind…

Published 9 y ago 2017-08-08 · modified 4 mo ago 2026-06-17 · JSON

CVSS

7.5

v3.0 · NVD

CISA KEV

not known exploited

EPSS

72.1%

percentile 99%

Public exploits

Exploit-DB

Microsoft browsers in Microsoft Windows 7 SP1, Windows Server 2008 R2 SP1, Windows 8.1 and Windows RT 8.1, Windows Server 2012 and R2, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allow an attacker to execute arbitrary code in the context of the current user due to the way that Microsoft browser JavaScript engines render content when handling objects in memory, aka "Scripting Engine Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8634, CVE-2017-8635, CVE-2017-8638, CVE-2017-8639, CVE-2017-8640, CVE-2017-8641, CVE-2017-8645, CVE-2017-8646, CVE-2017-8647, CVE-2017-8655, CVE-2017-8656, CVE-2017-8657, CVE-2017-8670, CVE-2017-8671, CVE-2017-8672, and CVE-2017-8674.

Exploit prediction (EPSS)

72.12% probability of exploitation in the next 30 days, higher than 99% of all scored CVEs.

Exploits and detections

EDB-42478 Microsoft Edge Chakra - 'EmitNew' Integer Overflow · dos · 2017-08-17
EDB-42468 Microsoft Edge Chakra - Heap Buffer Overflow · dos · 2017-08-17
EDB-42467 Microsoft Edge Chakra - NULL Pointer Dereference · dos · 2017-08-17
EDB-42466 Microsoft Edge Chakra - Buffer Overflow · dos · 2017-08-17

CVSS scores

Assigned by	Version	Score	Vector
NVD	3.0	7.5	`CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H`
NVD	2.0	7.6	`AV:N/AC:H/Au:N/C:C/I:C/A:C`

Affected products

Microsoft Corporation Microsoft Scripting Engine

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2017-8636 · x_refsource_CONFIRM, x_transferred
securityfocus.com /bid/100056 · vdb-entry, x_refsource_BID, x_transferred
exploit-db.com /exploits/42466/ · exploit, x_refsource_EXPLOIT-DB, x_transferred
exploit-db.com /exploits/42467/ · exploit, x_refsource_EXPLOIT-DB, x_transferred
exploit-db.com /exploits/42468/ · exploit, x_refsource_EXPLOIT-DB, x_transferred
securitytracker.com /id/1039095 · vdb-entry, x_refsource_SECTRACK, x_transferred
securitytracker.com /id/1039094 · vdb-entry, x_refsource_SECTRACK, x_transferred
exploit-db.com /exploits/42478/ · exploit, x_refsource_EXPLOIT-DB, x_transferred

Sources

CVE List: CVE-2017-8636
NVD: CVE-2017-8636

vulnwire keeps one entry per vulnerability: the CVE id wins, then GHSA; records that alias each other are merged. Machine-readable: JSON.

Summary