9.8
CRITICAL
CVE-2017-9844
SAP NetWeaver Deserialization Vulnerability
Description

SAP NetWeaver 7400.12.21.30308 allows remote attackers to cause a denial of service and possibly execute arbitrary code via a crafted serialized Java object in a request to metadatauploader, aka SAP Security Note 2399804.

INFO

Published Date :

July 12, 2017, 4:29 p.m.

Last Modified :

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

Source :

[email protected]

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2017-9844 has a 5 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-2017-9844 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 netweaver
: Total Affected Vendor : 1 | Products : 1
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-2017-9844.

URL Resource
http://www.securityfocus.com/bid/96865 Third Party Advisory VDB Entry
https://erpscan.io/advisories/erpscan-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/

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
klausware/Java-Deserialization-Cheat-Sheet

None

Updated: 8 months, 1 week ago
5 stars 0 fork 0 watcher
Born at : Aug. 12, 2021, 1:05 a.m. This repo has been linked 81 different CVEs too.
Profile Photo
PalindromeLabs/Java-Deserialization-CVEs

Compiled dataset of Java deserialization CVEs

java-deserialization deserialization cve security

Updated: 6 months, 1 week ago
60 stars 4 fork 4 watcher
Born at : July 22, 2020, 1:10 p.m. This repo has been linked 308 different CVEs too.
Profile Photo
mishmashclone/GrrrDog-Java-Deserialization-Cheat-Sheet

https://github.com/GrrrDog/Java-Deserialization-Cheat-Sheet

Updated: 2 months, 4 weeks ago
48 stars 0 fork 0 watcher
Born at : Dec. 2, 2019, 9:15 p.m. This repo has been linked 158 different CVEs too.
Profile Photo
vah13/SAP_vulnerabilities

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.
Profile Photo
GrrrDog/Java-Deserialization-Cheat-Sheet

The cheat sheet about Java Deserialization vulnerabilities

javadeser java-deserialization pentesting

Updated: 2 months, 2 weeks ago
3011 stars 537 fork 537 watcher
Born at : Feb. 23, 2016, 10:28 p.m. This repo has been linked 168 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-2017-9844 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2017-9844 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-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/ [Third Party Advisory]
    Added Reference https://erpscan.io/advisories/erpscan-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 21, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://www.securityfocus.com/bid/96865 No Types Assigned http://www.securityfocus.com/bid/96865 Third Party Advisory, VDB Entry
    Changed Reference Type https://erpscan.com/advisories/erpscan-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/ No Types Assigned https://erpscan.com/advisories/erpscan-17-014-sap-netweaver-java-deserialization-untrusted-user-value-metadatauploader/ Third Party Advisory
    Added CWE CWE-502
    Added CPE Configuration OR *cpe:2.3:a:sap:netweaver:7400.12.21.30308:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jul. 21, 2017

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/96865 [No Types Assigned]
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-2017-9844 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-2017-9844 weaknesses.

Exploit Prediction

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

1.34 }} 0.09%

score

0.85930

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
: