CVE-2015-2502

Summary

CVE	CVE-2015-2502
State	PUBLISHED
Assigner	microsoft
Source Priority	CVE Program / NVD first with legacy fallback
Published	2015-08-19 10:59:00 UTC
Updated	2026-04-22 16:43:37 UTC
Description	Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Memory Corruption Vulnerability," as exploited in the wild in August 2015.

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS: 0.511270000 probability, percentile 0.988160000 (date 2026-07-21)

CISA KEV: Listed on 2022-04-13; due 2022-05-04; ransomware use Unknown

Problem Types: CWE-787 | n/a | CWE-787 CWE-787 Out-of-bounds Write

Version	Source	Type	Score	Severity	Vector
3.1	[email protected]	Primary	8.8	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
3.1	ADP	DECLARED	8.8	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
3.1	134c704f-9b21-4f2e-91b3-4a467353bcc0	Secondary	8.8	HIGH	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`
2.0	[email protected]	Primary	9.3		`AV:N/AC:M/Au:N/C:C/I:C/A:C`

CVSS v3.1 Breakdown

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS v2.0 Breakdown

Access Vector

Network

Access Complexity

Medium

Authentication

None

Confidentiality

Complete

Integrity

Complete

Availability

Complete

AV:N/AC:M/Au:N/C:C/I:C/A:C

CISA Known Exploited Vulnerability

Vendor	Microsoft
Product	Internet Explorer
Name	Microsoft Internet Explorer Memory Corruption Vulnerability
Required Action	Apply updates per vendor instructions.
Notes	https://nvd.nist.gov/vuln/detail/CVE-2015-2502

NVD Known Affected Configurations (CPE 2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Microsoft	Internet Explorer	7	All	All	All
Application	Microsoft	Internet Explorer	8	All	All	All
Operating System	Microsoft	Windows 7	-	sp1	All	All
Operating System	Microsoft	Windows Server 2008	-	sp2	All	All
Operating System	Microsoft	Windows Vista	-	sp2	All	All

Vendor Declared Affected Products

Source	Vendor	Product	Version	Platforms
CNA	Na	N/a	affected n/a	Not specified

References

Reference	Source	Link	Tags
Microsoft Security Bulletin MS15-093 - Critical \| Microsoft Docs	af854a3a-2127-422b-91ae-364da2661108	docs.microsoft.com	Patch, Vendor Advisory
www.cisa.gov/known-exploited-vulnerabilities-catalog	134c704f-9b21-4f2e-91b3-4a467353bcc0	www.cisa.gov	US Government Resource
Greg Linares na Twitterze: "#MS15093 checks for 0x70 in objects and fixes a bypassed call to CTable::GetAncestorTableOfTablePart #CVE20152502 #PatchTuesday #InfoSec #RE"	af854a3a-2127-422b-91ae-364da2661108	twitter.com	Press/Media Coverage
Microsoft Internet Explorer Object Access Flaw Lets Remote Users Execute Arbitrary Code - SecurityTracker	af854a3a-2127-422b-91ae-364da2661108	www.securitytracker.com	Broken Link, Third Party Advisory, VDB Entry
Microsoft Issues Emergency Patch for Critical IE Flaw Exploited in the Wild \| SecurityWeek.Com	af854a3a-2127-422b-91ae-364da2661108	www.securityweek.com	Press/Media Coverage
Malformed Request	af854a3a-2127-422b-91ae-364da2661108	www.securityfocus.com	Broken Link, Third Party Advisory, VDB Entry
Greg Linares sa Twitter: "#MS15093 looks to be a #uaf due to a mistake in CMarkup::ReparentTableSection #patch #CVE20152502 #InfoSec #RE http://t.co/w8MHjfO25l"	af854a3a-2127-422b-91ae-364da2661108	twitter.com	Exploit
CVE Program record	CVE.ORG	www.cve.org	canonical
NVD vulnerability detail	NVD	nvd.nist.gov	canonical, analysis
CISA Known Exploited Vulnerabilities catalog	CISA	www.cisa.gov	kev

No vendor comments have been submitted for this CVE.

Additional Advisory Data

Source	Time	Event
ADP	2022-04-13T00:00:00.000Z	CVE-2015-2502 added to CISA KEV

There are currently no legacy QID mappings associated with this CVE.