7.5
HIGH
CVE-2016-3979
SAP ICMAN HTTP Request Denial of Service Vulnerability
Description

Internet Communication Manager (aka ICMAN or ICM) in SAP JAVA AS 7.2 through 7.4 allows remote attackers to cause a denial of service (heap memory corruption and process crash) via a crafted HTTP request, related to the IctParseCookies function, aka SAP Security Note 2256185.

INFO

Published Date :

April 8, 2016, 2:59 p.m.

Last Modified :

Dec. 10, 2018, 7:29 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2016-3979 has a 10 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-3979 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 Sap java_as
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-2016-3979.

URL Resource
http://packetstormsecurity.com/files/137589/SAP-NetWeaver-AS-JAVA-7.4-icman-Denial-Of-Service.html
http://seclists.org/fulldisclosure/2016/Jun/55 Third Party Advisory VDB Entry
https://erpscan.io/advisories/erpscan-16-017-sap-java-icman-dos/

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).

None

Makefile Shell Scheme

Updated: 2 years ago
0 stars 0 fork 0 watcher
Born at : Nov. 21, 2022, 2:06 a.m. This repo has been linked 90 different CVEs too.

None

Makefile Shell Scheme

Updated: 2 years, 2 months ago
0 stars 0 fork 0 watcher
Born at : Aug. 28, 2022, 7:18 a.m. This repo has been linked 90 different CVEs too.

None

Makefile Shell C Scheme

Updated: 2 years, 6 months ago
0 stars 1 fork 1 watcher
Born at : May 12, 2022, 8:48 a.m. This repo has been linked 90 different CVEs too.

None

Makefile Shell C Scheme

Updated: 1 year, 1 month ago
0 stars 0 fork 0 watcher
Born at : Dec. 12, 2020, 6:53 p.m. This repo has been linked 90 different CVEs too.

None

Makefile Shell Scheme

Updated: 4 years, 5 months ago
1 stars 0 fork 0 watcher
Born at : May 25, 2020, 4:44 p.m. This repo has been linked 90 different CVEs too.

None

Makefile Shell Scheme

Updated: 4 years, 11 months ago
0 stars 0 fork 0 watcher
Born at : Dec. 12, 2019, 7:25 p.m. This repo has been linked 90 different CVEs too.

None

Makefile Shell Scheme

Updated: 1 year, 2 months ago
4 stars 4 fork 4 watcher
Born at : March 30, 2019, 10:47 a.m. This repo has been linked 89 different CVEs too.

None

Python

Updated: 6 years, 10 months ago
0 stars 0 fork 0 watcher
Born at : Dec. 24, 2017, 8:17 a.m. This repo has been linked 7 different CVEs too.

DoS PoC's for SAP products

exploit sap hacking denial-of-service buffer-overflow vulnerability overflow hana rce

Python Go ABAP

Updated: 1 year, 1 month ago
48 stars 16 fork 16 watcher
Born at : March 29, 2017, 5:08 p.m. This repo has been linked 19 different CVEs too.

This another fuzzer for netRequests

Python

Updated: 6 years, 11 months ago
5 stars 1 fork 1 watcher
Born at : Feb. 22, 2016, 10:53 a.m. This repo has been linked 7 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-2016-3979 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-3979 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 [email protected]

    May. 14, 2024

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

    Dec. 10, 2018

    Action Type Old Value New Value
    Removed Reference https://erpscan.com/advisories/erpscan-16-017-sap-java-icman-dos/ [Third Party Advisory]
    Added Reference https://erpscan.io/advisories/erpscan-16-017-sap-java-icman-dos/ [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 30, 2016

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/137589/SAP-NetWeaver-AS-JAVA-7.4-icman-Denial-Of-Service.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Aug. 23, 2016

    Action Type Old Value New Value
    Changed Reference Type https://erpscan.com/advisories/erpscan-16-017-sap-java-icman-dos/ No Types Assigned https://erpscan.com/advisories/erpscan-16-017-sap-java-icman-dos/ Third Party Advisory
    Changed Reference Type http://seclists.org/fulldisclosure/2016/Jun/55 No Types Assigned http://seclists.org/fulldisclosure/2016/Jun/55 Third Party Advisory, VDB Entry
  • CVE Translated by [email protected]

    Jul. 31, 2016

    Action Type Old Value New Value
    Removed Translation Internet Communication Manager (también conocido como ICMAN o ICM) en SAP JAVA AS 7.4 permite a atacantes remotos provocar una denegación de servicio a través de una petición HTTP manipulada, también conocida como SAP Security Note 2256185.
    Added Translation Internet Communication Manager (también conocido como ICMAN o ICM) en SAP JAVA AS 7.2 hasta la versión 7.4 permite a atacantes remotos provocar una denegación de servicio (corrupción de memoria dinámica y caída de proceso) a través de una petición HTTP manipulada, relacionado con la función IctParseCookies, también conocida como SAP Security Note 2256185.
  • CVE Modified by [email protected]

    Jul. 27, 2016

    Action Type Old Value New Value
    Added Reference http://seclists.org/fulldisclosure/2016/Jun/55
  • CVE Modified by [email protected]

    Jul. 26, 2016

    Action Type Old Value New Value
    Changed Description Internet Communication Manager (aka ICMAN or ICM) in SAP JAVA AS 7.4 allows remote attackers to cause a denial of service via a crafted HTTP request, aka SAP Security Note 2256185. Internet Communication Manager (aka ICMAN or ICM) in SAP JAVA AS 7.2 through 7.4 allows remote attackers to cause a denial of service (heap memory corruption and process crash) via a crafted HTTP request, related to the IctParseCookies function, aka SAP Security Note 2256185.
  • Modified Analysis by [email protected]

    Apr. 25, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:sap:java_as:7.4:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-20
  • Initial Analysis by [email protected]

    Apr. 12, 2016

    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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-3979 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-2016-3979 weaknesses.

CAPEC-3: Using Leading 'Ghost' Character Sequences to Bypass Input Filters Using Leading 'Ghost' Character Sequences to Bypass Input Filters CAPEC-7: Blind SQL Injection Blind SQL Injection 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-13: Subverting Environment Variable Values Subverting Environment Variable Values CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-22: Exploiting Trust in Client Exploiting Trust in Client CAPEC-23: File Content Injection File Content Injection CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-28: Fuzzing Fuzzing CAPEC-31: Accessing/Intercepting/Modifying HTTP Cookies Accessing/Intercepting/Modifying HTTP Cookies CAPEC-42: MIME Conversion MIME Conversion CAPEC-43: Exploiting Multiple Input Interpretation Layers Exploiting Multiple Input Interpretation Layers 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-52: Embedding NULL Bytes Embedding NULL Bytes CAPEC-53: Postfix, Null Terminate, and Backslash Postfix, Null Terminate, and Backslash CAPEC-63: Cross-Site Scripting (XSS) Cross-Site Scripting (XSS) CAPEC-64: Using Slashes and URL Encoding Combined to Bypass Validation Logic Using Slashes and URL Encoding Combined to Bypass Validation Logic CAPEC-67: String Format Overflow in syslog() String Format Overflow in syslog() CAPEC-71: Using Unicode Encoding to Bypass Validation Logic Using Unicode Encoding to Bypass Validation Logic CAPEC-72: URL Encoding URL Encoding CAPEC-73: User-Controlled Filename User-Controlled Filename CAPEC-78: Using Escaped Slashes in Alternate Encoding Using Escaped Slashes in Alternate Encoding CAPEC-79: Using Slashes in Alternate Encoding Using Slashes in Alternate Encoding CAPEC-80: Using UTF-8 Encoding to Bypass Validation Logic Using UTF-8 Encoding to Bypass Validation Logic CAPEC-81: Web Server Logs Tampering Web Server Logs Tampering CAPEC-83: XPath Injection XPath Injection CAPEC-85: AJAX Footprinting AJAX Footprinting CAPEC-88: OS Command Injection OS Command Injection CAPEC-101: Server Side Include (SSI) Injection Server Side Include (SSI) Injection CAPEC-104: Cross Zone Scripting Cross Zone Scripting CAPEC-108: Command Line Execution through SQL Injection Command Line Execution through SQL Injection CAPEC-109: Object Relational Mapping Injection Object Relational Mapping Injection CAPEC-110: SQL Injection through SOAP Parameter Tampering SQL Injection through SOAP Parameter Tampering CAPEC-120: Double Encoding Double Encoding CAPEC-135: Format String Injection Format String Injection CAPEC-136: LDAP Injection LDAP Injection CAPEC-153: Input Data Manipulation Input Data Manipulation CAPEC-182: Flash Injection Flash Injection CAPEC-209: XSS Using MIME Type Mismatch XSS Using MIME Type Mismatch CAPEC-230: Serialized Data with Nested Payloads Serialized Data with Nested Payloads CAPEC-231: Oversized Serialized Data Payloads Oversized Serialized Data Payloads CAPEC-250: XML Injection XML Injection CAPEC-261: Fuzzing for garnering other adjacent user/sensitive data Fuzzing for garnering other adjacent user/sensitive data CAPEC-267: Leverage Alternate Encoding Leverage Alternate Encoding CAPEC-473: Signature Spoof Signature Spoof CAPEC-588: DOM-Based XSS DOM-Based XSS CAPEC-664: Server Side Request Forgery Server Side Request Forgery
Exploit Prediction

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

0.24 }} 0.00%

score

0.60235

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
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Scope
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