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9.3
HIGH CVSS 2.0
CVE-2015-2520
Microsoft Office Memory Corruption Vulnerability
Description

Microsoft Excel 2007 SP3, Excel 2010 SP2, Excel for Mac 2011 and 2016, Office Compatibility Pack SP3, and Excel Viewer allow remote attackers to execute arbitrary code via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

INFO

Published Date :

Sept. 9, 2015, 12:59 a.m.

Last Modified :

April 12, 2025, 10:46 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2015-2520 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft excel_viewer
2 Microsoft excel
3 Microsoft office_compatibility_pack
: Total Affected Vendor : 1 | Products : 3
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 HIGH [email protected]
Solution
The Microsoft Office installation is affected by a memory corruption vulnerability that could lead to arbitrary code execution.
  • Apply the appropriate Microsoft Office updates.
  • Apply updates for Office for Mac.
Public PoC/Exploit Available at Github

CVE-2015-2520 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2015-2520.

URL Resource
http://www.securitytracker.com/id/1033488
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-099
https://www.exploit-db.com/exploits/38215/
http://www.securitytracker.com/id/1033488
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-099
https://www.exploit-db.com/exploits/38215/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2015-2520 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2015-2520 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Profile Photo
Parist0nH1ll/Vulnerabilities-Write-Ups

None

Updated: 1 year, 4 months ago
2 stars 0 fork 0 watcher
Born at : March 30, 2022, 7:09 p.m. This repo has been linked 38 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2015-2520 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2015-2520 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1033488
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-099
    Added Reference https://www.exploit-db.com/exploits/38215/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Oct. 12, 2018

    Action Type Old Value New Value
    Removed Reference http://technet.microsoft.com/security/bulletin/MS15-099 [Patch, Vendor Advisory]
    Added Reference https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-099 [No Types Assigned]
  • CVE Modified by [email protected]

    Sep. 16, 2017

    Action Type Old Value New Value
    Added Reference https://www.exploit-db.com/exploits/38215/ [No Types Assigned]
  • CVE Modified by [email protected]

    Dec. 22, 2016

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1033488 [No Types Assigned]
  • Modified Analysis by [email protected]

    Sep. 09, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:microsoft:excel:2007:sp3:*:*:*:*:*:* *cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:x64:* *cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:x86:* *cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:* *cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:* *cpe:2.3:a:microsoft:excel:2011:*:*:*:*:mac:*:* *cpe:2.3:a:microsoft:excel:2016:*:*:*:*:mac:*:* *cpe:2.3:a:microsoft:office_compatibility_pack:*:sp3:*:*:*:*:*:* *cpe:2.3:a:microsoft:excel_viewer:*:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:M/Au:N/C:C/I:C/A:C)
    Changed Reference Type http://technet.microsoft.com/security/bulletin/MS15-099 No Types Assigned http://technet.microsoft.com/security/bulletin/MS15-099 Advisory, Patch
    Added CWE CWE-119
  • Initial Analysis by [email protected]

    Sep. 09, 2015

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Sep. 09, 2015

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 9.3
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

66.83 }} 6.22%

score

0.98423

percentile