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CVE-2015-2502

HIGH
8.8
CVSS Score
Published: August 19, 2015 at 10:00 AM UTC
Updated: June 17, 2026 at 12:24 AM UTC
9 products affected across 1 vendorInternet ExplorerWindows Server 2012Windows Server 2008

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Severity
HIGH8.8
Exploitation
CISA KEV
Exploit prediction
EPSS 51%
SSVC
Active

Actively Exploited

CISA Known Exploited Vulnerabilities (KEV) Catalog

EPSS Score51.0%

EPSS (Exploit Prediction Scoring System) estimates a 51.0% chance this CVE is exploited in the wild within the next 30 days — higher than 99% of all CVEs. It complements CVSS: a high EPSS on a mid-severity CVE can still be urgent.

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

Required Action
Apply updates per vendor instructions.
Ransomware Use
Unknown
Added to KEV
Apr 13, 2022
Remediation Due
May 4, 2022
1637 days overdue
Notes
https://nvd.nist.gov/vuln/detail/CVE-2015-2502

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Internet Explorer· Microsoft
95%
1011789
microsoft-windows-10-1507 (environment) · microsoft-windows-7 (environment) · microsoft-windows-8 (environment) · microsoft-windows-8-1 (environment) · microsoft-windows-rt-8-1 (environment) · microsoft-windows-server-2008 (environment) · microsoft-windows-server-2012 (environment) · microsoft-windows-vista (environment)
Windows 10 1507· Microsoftdevice
80%
All versions
Windows 7· Microsoftdevice
80%
All versions
Windows 8· Microsoftdevice
80%
All versions
Windows 8-1· Microsoftdevice
80%
All versions
Windows Rt 8-1· Microsoftdevice
80%
All versions
Windows Server 2008· Microsoftdevice
80%
All versions
Windows Server 2012· Microsoftdevice
80%
All versions
Windows Vista· Microsoftdevice
80%
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (7)

x_refsource_MISCExploit
Source: [email protected]
http://twitter.com/Laughing_Mantis/statuses/633839231840841728
x_refsource_MISCPress/Media Coverage
Source: [email protected]
http://twitter.com/Laughing_Mantis/statuses/633839771865886721
VDB Entryx_refsource_BIDBroken LinkThird Party Advisory
Source: [email protected]
http://www.securityfocus.com/bid/76403
VDB Entryx_refsource_SECTRACKBroken LinkThird Party Advisory
Source: [email protected]
http://www.securitytracker.com/id/1033317
x_refsource_MISCPress/Media Coverage
Source: [email protected]
http://www.securityweek.com/microsoft-issues-emergency-patch-critical-ie-flaw-exploited-wild
Vendor Advisoryx_refsource_MSPatch
Source: [email protected]
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-093
US Government Resource
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-2502

SSVC — Action Prioritization

SSVCActiveNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-787

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