CVE-2015-2502 : Microsoft Internet Explorer 7 through 11 allows remote attackers to execute arbitrary code or cause a denial of service

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.

Published 2015-08-19 10:59:00

Updated 2024-07-02 17:42:08

Source Microsoft Corporation

View at NVD, CVE.org

Vulnerability category: Memory CorruptionExecute codeDenial of service

Products affected by CVE-2015-2502

Microsoft » Internet Explorer » Version: 7
cpe:2.3:a:microsoft:internet_explorer:7:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows Server 2008 » Version: N/A Update SP2
When used together with: Microsoft » Windows Vista » Version: N/A Update SP2
Microsoft » Internet Explorer » Version: 8
cpe:2.3:a:microsoft:internet_explorer:8:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 7 » Version: N/A Update SP1
When used together with: Microsoft » Windows Server 2008 » Version: N/A Update SP2
When used together with: Microsoft » Windows Server 2008 » Version: R2 Update SP1
When used together with: Microsoft » Windows Vista » Version: N/A Update SP2
Microsoft » Internet Explorer » Version: 9
cpe:2.3:a:microsoft:internet_explorer:9:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 7 » Version: N/A Update SP1
When used together with: Microsoft » Windows Server 2008 » Version: N/A Update SP2
When used together with: Microsoft » Windows Server 2008 » Version: R2 Update SP1 For X64
When used together with: Microsoft » Windows Vista » Version: N/A Update SP2
Microsoft » Internet Explorer » Version: 10
cpe:2.3:a:microsoft:internet_explorer:10:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 7 » Version: N/A Update SP1
When used together with: Microsoft » Windows 8 » Version: N/A
When used together with: Microsoft » Windows Server 2008 » Version: R2 Update SP1 For X64
When used together with: Microsoft » Windows Server 2012 » Version: N/A
Microsoft » Internet Explorer » Version: 11
cpe:2.3:a:microsoft:internet_explorer:11:*:*:*:*:*:*:*
Matching versions
When used together with: Microsoft » Windows 10 1507 » Version: N/A
When used together with: Microsoft » Windows 7 » Version: N/A Update SP1
When used together with: Microsoft » Windows 8.1 » Version: N/A
When used together with: Microsoft » Windows Rt 8.1 » Version: N/A
When used together with: Microsoft » Windows Server 2008 » Version: R2 Update SP1 For X64
When used together with: Microsoft » Windows Server 2012 » Version: R2

CVE-2015-2502 is in the CISA Known Exploited Vulnerabilities Catalog

CISA vulnerability name:

Microsoft Internet Explorer Memory Corruption Vulnerability

CISA required action:

Apply updates per vendor instructions.

CISA description:

Microsoft Internet Explorer contains a memory corruption vulnerability that allows an attacker to execute code or cause a denial-of-service (DoS).

Notes:

https://nvd.nist.gov/vuln/detail/CVE-2015-2502

Added on 2022-04-13 Action due date 2022-05-04

Exploit prediction scoring system (EPSS) score for CVE-2015-2502

EPSS FAQ

92.21%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 99 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2015-2502

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
9.3	HIGH	AV:N/AC:M/Au:N/C:C/I:C/A:C	8.6	10.0	NIST
Access Vector: Network Access Complexity: Medium Authentication: None Confidentiality Impact: Complete Integrity Impact: Complete Availability Impact: Complete
8.8	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H	2.8	5.9	NIST	2024-07-02
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2015-2502

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

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.

Assigned by: nvd@nist.gov (Primary)
CWE-787 Out-of-bounds Write

The product writes data past the end, or before the beginning, of the intended buffer.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2015-2502

http://www.securitytracker.com/id/1033317

Microsoft Internet Explorer Object Access Flaw Lets Remote Users Execute Arbitrary Code - SecurityTracker
Broken Link;Third Party Advisory;VDB Entry
http://www.securityfocus.com/bid/76403

Microsoft Internet Explorer CVE-2015-2502 Remote Memory Corruption Vulnerability
Broken Link;Third Party Advisory;VDB Entry
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-093

Microsoft Security Bulletin MS15-093 - Critical | Microsoft Docs
Patch;Vendor Advisory
http://twitter.com/Laughing_Mantis/statuses/633839231840841728

Greg Linares on Twitter: "#MS15093 looks to be a #uaf due to a mistake in CMarkup::ReparentTableSection #patch #CVE20152502 #InfoSec #RE http://t.co/w8MHjfO25l"
Exploit
http://twitter.com/Laughing_Mantis/statuses/633839771865886721

Greg Linares on Twitter: "#MS15093 checks for 0x70 in objects and fixes a bypassed call to CTable::GetAncestorTableOfTablePart #CVE20152502 #PatchTuesday #InfoSec #RE"
Broken Link
http://www.securityweek.com/microsoft-issues-emergency-patch-critical-ie-flaw-exploited-wild

Microsoft Issues Emergency Patch for Critical IE Flaw Exploited in the Wild | SecurityWeek.Com
Press/Media Coverage