SAP RFC Library up to 6.39 system_create_instance memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
8.7$0-$5k0.00

A vulnerability, which was classified as critical, was found in SAP RFC Library up to 6.39 (Software Library). This affects the function system_create_instance. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Buffer overflow in the SYSTEM_CREATE_INSTANCE function in the SAP RFC Library 6.40 and 7.00 before 20061211 allows remote attackers to execute arbitrary code via unspecified vectors. NOTE: This information is based upon a vague initial disclosure. Details will be updated after the grace period has ended.

The weakness was disclosed 04/10/2007 (Website). The advisory is shared at securityfocus.com. This vulnerability is uniquely identified as CVE-2007-1917 since 04/10/2007. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

It is declared as proof-of-concept.

Upgrading to version 6.40 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at X-Force (33416). The entries 36058, 36056, 36055 and 36054 are pretty similar.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 8.7

VulDB Base Score: 10.0
VulDB Temp Score: 8.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock
unlockunlockunlockunlockunlockunlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RFC Library 6.40

Timelineinfo

04/04/2007 🔍
04/05/2007 +1 days 🔍
04/10/2007 +5 days 🔍
04/10/2007 +0 days 🔍
04/10/2007 +0 days 🔍
03/13/2015 +2894 days 🔍
10/19/2017 +951 days 🔍

Sourcesinfo

Vendor: sap.com

Advisory: securityfocus.com
Status: Confirmed

CVE: CVE-2007-1917 (🔍)
X-Force: 33416 - SAP RFC library SYSTEM_CREATE_INSTANCE function buffer overflow
SecurityFocus: 23307 - SAP RFC Library System_Create_Instance Function Buffer Overflow Vulnerability
Secunia: 24722 - SAP RFC Library Multiple Vulnerabilities, Moderately Critical
Vupen: ADV-2007-1270

scip Labs: https://www.scip.ch/en/?labs.20150716
See also: 🔍

Entryinfo

Created: 03/13/2015 14:56
Updated: 10/19/2017 09:03
Changes: 03/13/2015 14:56 (55), 10/19/2017 09:03 (7)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!