VDB-110506 · CVE-2017-16678 · BID 102149

SAP EPBC2 Request server-side request forgery

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.
4.7$5k-$25k0.00

A vulnerability has been found in SAP NetWeaver Knowledge Management Configuration Service, EPBC and EPBC2 (Solution Stack Software) (the affected version is unknown) and classified as problematic. This vulnerability affects an unknown code. The manipulation as part of a Request leads to a server-side request forgery vulnerability. The CWE definition for the vulnerability is CWE-918. The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Server Side Request Forgery (SSRF) vulnerability in SAP NetWeaver Knowledge Management Configuration Service, EPBC and EPBC2 from 7.00 to 7.02; KMC-BC 7.30, 7.31, 7.40 and 7.50, that allows an attacker to manipulate the vulnerable application to send crafted requests on behalf of the application.

The bug was discovered 12/12/2017. The weakness was released 12/12/2017 (Website). The advisory is available at blogs.sap.com. This vulnerability was named CVE-2017-16678 since 11/09/2017. The exploitation appears to be easy. The attack can be initiated remotely. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/26/2021).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Entries connected to this vulnerability are available at 110507, 110508, 110509 and 110510.

Productinfo

Type

Vendor

Name

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: 4.7
VulDB Meta Temp Score: 4.7

VulDB Base Score: 4.7
VulDB Temp Score: 4.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.7
NVD Vector: 🔍

CVSSv2info

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

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

NVD Base Score: 🔍

Exploitinginfo

Class: Server-side request forgery
CWE: CWE-918
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Dayunlockunlockunlockunlock
Todayunlockunlockunlockunlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/09/2017 🔍
12/12/2017 +33 days 🔍
12/12/2017 +0 days 🔍
12/12/2017 +0 days 🔍
12/12/2017 +0 days 🔍
12/13/2017 +1 days 🔍
01/26/2021 +1140 days 🔍

Sourcesinfo

Vendor: sap.com

Advisory: blogs.sap.com
Researcher: SAP
Status: Not defined
Confirmation: 🔍

CVE: CVE-2017-16678 (🔍)
SecurityFocus: 102149 - SAP NetWeaver CVE-2017-16678 SSRF Security Bypass Vulnerability

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

Entryinfo

Created: 12/13/2017 07:35
Updated: 01/26/2021 18:35
Changes: 12/13/2017 07:35 (59), 12/13/2019 21:40 (4), 01/26/2021 18:35 (2)
Complete: 🔍

Discussion

No comments yet. Languages: en.

Please log in to comment.

Interested in the pricing of exploits?

See the underground prices here!