VDB-113277 · CVE-2018-2371 · BID 103005

SAP NetWeaver AS JAVA 7.50 SAML 2.0 cross site scripting

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in SAP NetWeaver AS JAVA 7.50 and classified as problematic. Affected is an unknown function of the component SAML 2.0 Handler. Performing a manipulation results in cross site scripting. This vulnerability is reported as CVE-2018-2371. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, was found in SAP NetWeaver AS JAVA 7.50 (Solution Stack Software). This affects an unknown part of the component SAML 2.0 Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

The SAML 2.0 service provider of SAP Netweaver AS Java Web Application, 7.50, does not sufficiently encode user controlled inputs, which results in Cross-Site Scripting (XSS) vulnerability.

The bug was discovered 02/13/2018. The weakness was disclosed 02/14/2018 (Website). The advisory is shared at blogs.sap.com. This vulnerability is uniquely identified as CVE-2018-2371 since 12/15/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/04/2020). MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $5k-$25k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 103005†). The entries VDB-113286, VDB-113274, VDB-113275 and VDB-113276 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Solution Stack Software

Vendor

Name

NetWeaver AS JAVA

Version

7.50

License

commercial

Website

Vendor: https://www.sap.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.2
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/15/2017 🔍
02/13/2018 +60 days 🔍
02/13/2018 +0 days 🔍
02/14/2018 +1 days 🔍
02/14/2018 +0 days 🔍
02/15/2018 +1 days 🔍
01/04/2020 +688 days 🔍

Sourcesinfo

Vendor: sap.com

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

CVE: CVE-2018-2371 (🔍)
GCVE (CVE): GCVE-0-2018-2371
GCVE (VulDB): GCVE-100-113277
SecurityFocus: 103005 - SAP NetWeaver CVE-2018-2371 Cross Site Scripting Vulnerability

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

Entryinfo

Created: 02/15/2018 08:36
Updated: 01/04/2020 21:02
Changes: 02/15/2018 08:36 (60), 01/04/2020 21:02 (4)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.