Rule Category

FILE-FLASH -- Snort has detected suspicious traffic via the Adobe Flash Player. Flash is a common target of code execution, overflow, DoS, and memory corruption attacks in particular, via swifs, action scripts, etc. Many networks block Flash altogether; the application will be deprecated in 2020.

Alert Message

FILE-FLASH Adobe Flash Player custom toString function attempt

Rule Explanation

Use-after-free vulnerability in Adobe Flash Player before 13.0.0.302 and 14.x through 18.x before 18.0.0.203 on Windows and OS X and before 11.2.202.481 on Linux, Adobe AIR before 18.0.0.180, Adobe AIR SDK before 18.0.0.180, and Adobe AIR SDK & Compiler before 18.0.0.180 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-3118, CVE-2015-3124, CVE-2015-3127, CVE-2015-3128, CVE-2015-3129, CVE-2015-3131, CVE-2015-3132, CVE-2015-3136, CVE-2015-3137, CVE-2015-4430, and CVE-2015-5117. Impact: CVSS base score 10.0 CVSS impact score 10.0 CVSS exploitability score 10.0 confidentialityImpact COMPLETE integrityImpact COMPLETE availabilityImpact COMPLETE Details: Ease of Attack:

What To Look For

Known Usage

No public information

False Positives

No known false positives

Contributors

Talos research team. This document was generated from data supplied by the national vulnerability database, a product of the national institute of standards and technology. For more information see [nvd].

MITRE ATT&CK Framework

Tactic:

Technique:

For reference, see the MITRE ATT&CK vulnerability types here: https://attack.mitre.org

CVE

Additional Links

Rule Vulnerability

CVE Additional Information

CVE-2015-4428
Use-after-free vulnerability in Adobe Flash Player before 13.0.0.302 and 14.x through 18.x before 18.0.0.203 on Windows and OS X and before 11.2.202.481 on Linux, Adobe AIR before 18.0.0.180, Adobe AIR SDK before 18.0.0.180, and Adobe AIR SDK & Compiler before 18.0.0.180 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-3118, CVE-2015-3124, CVE-2015-3127, CVE-2015-3128, CVE-2015-3129, CVE-2015-3131, CVE-2015-3132, CVE-2015-3136, CVE-2015-3137, CVE-2015-4430, and CVE-2015-5117.
Details
SeverityHIGH Base Score10.0
Impact Score10.0 Exploit Score10.0
Confidentiality ImpactCOMPLETE Integrity ImpactCOMPLETE
Availability ImpactCOMPLETE Access Vector
AuthenticationNONE Ease of Access
CVE-2015-8043
Use-after-free vulnerability in Adobe Flash Player before 18.0.0.261 and 19.x before 19.0.0.245 on Windows and OS X and before 11.2.202.548 on Linux, Adobe AIR before 19.0.0.241, Adobe AIR SDK before 19.0.0.241, and Adobe AIR SDK & Compiler before 19.0.0.241 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-7651, CVE-2015-7652, CVE-2015-7653, CVE-2015-7654, CVE-2015-7655, CVE-2015-7656, CVE-2015-7657, CVE-2015-7658, CVE-2015-7660, CVE-2015-7661, CVE-2015-7663, CVE-2015-8042, CVE-2015-8044, and CVE-2015-8046.
Details
SeverityHIGH Base Score10.0
Impact Score10.0 Exploit Score10.0
Confidentiality ImpactCOMPLETE Integrity ImpactCOMPLETE
Availability ImpactCOMPLETE Access Vector
AuthenticationNONE Ease of Access
CVE-2015-8044
Use-after-free vulnerability in Adobe Flash Player before 18.0.0.261 and 19.x before 19.0.0.245 on Windows and OS X and before 11.2.202.548 on Linux, Adobe AIR before 19.0.0.241, Adobe AIR SDK before 19.0.0.241, and Adobe AIR SDK & Compiler before 19.0.0.241 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-7651, CVE-2015-7652, CVE-2015-7653, CVE-2015-7654, CVE-2015-7655, CVE-2015-7656, CVE-2015-7657, CVE-2015-7658, CVE-2015-7660, CVE-2015-7661, CVE-2015-7663, CVE-2015-8042, CVE-2015-8043, and CVE-2015-8046.
Details
SeverityHIGH Base Score10.0
Impact Score10.0 Exploit Score10.0
Confidentiality ImpactCOMPLETE Integrity ImpactCOMPLETE
Availability ImpactCOMPLETE Access Vector
AuthenticationNONE Ease of Access
CVE-2015-8046
Use-after-free vulnerability in Adobe Flash Player before 18.0.0.261 and 19.x before 19.0.0.245 on Windows and OS X and before 11.2.202.548 on Linux, Adobe AIR before 19.0.0.241, Adobe AIR SDK before 19.0.0.241, and Adobe AIR SDK & Compiler before 19.0.0.241 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-7651, CVE-2015-7652, CVE-2015-7653, CVE-2015-7654, CVE-2015-7655, CVE-2015-7656, CVE-2015-7657, CVE-2015-7658, CVE-2015-7660, CVE-2015-7661, CVE-2015-7663, CVE-2015-8042, CVE-2015-8043, and CVE-2015-8044.
Details
SeverityHIGH Base Score10.0
Impact Score10.0 Exploit Score10.0
Confidentiality ImpactCOMPLETE Integrity ImpactCOMPLETE
Availability ImpactCOMPLETE Access Vector
AuthenticationNONE Ease of Access
CVE-2017-2951
Adobe Acrobat Reader versions 15.020.20042 and earlier, 15.006.30244 and earlier, 11.0.18 and earlier have an exploitable use after free vulnerability in the XFA engine, related to sub-form functionality. Successful exploitation could lead to arbitrary code execution.
Details
Severity Base Score7.8
Impact Score5.9 Exploit Score1.8
Confidentiality ImpactHIGH Integrity ImpactHIGH
Availability ImpactHIGH Access Vector
Authentication Ease of Access