VDB-220841 · CVE-2023-23858 · GCVE-0-2023-23858

SAP NetWeaver Application Server ABAP up to 790 URL 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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in SAP NetWeaver Application Server ABAP up to 790. It has been classified as problematic. Impacted is an unknown function of the component URL Handler. The manipulation leads to cross site scripting. This vulnerability is documented as CVE-2023-23858. The attack can be initiated remotely. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in SAP NetWeaver Application Server ABAP up to 790 (Solution Stack Software). It has been rated as problematic. This issue affects an unknown code block of the component URL Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity. The summary by CVE is:

Due to insufficient input validation, SAP NetWeaver AS for ABAP and ABAP Platform - versions 740, 750, 751, 752, 753, 754, 755, 756, 757, 789, 790, allows an unauthenticated attacker to send a crafted URL to a user, and by clicking the URL, the tricked user accesses SAP and might be directed with the response to somewhere out-side SAP and enter sensitive data. This could cause a limited impact on confidentiality and integrity of the application.

The weakness was released 02/14/2023. The advisory is shared at launchpad.support.sap.com. The identification of this vulnerability is CVE-2023-23858 since 01/19/2023. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

Applying a patch is able to eliminate this problem.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Solution Stack Software

Vendor

Name

NetWeaver Application Server ABAP

Version

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: 5.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.1
CNA Vector (SAP SE): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

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: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/19/2023 🔍
02/14/2023 +26 days 🔍
02/14/2023 +0 days 🔍
02/14/2023 +0 days 🔍

Sourcesinfo

Vendor: sap.com

Advisory: launchpad.support.sap.com
Status: Confirmed

CVE: CVE-2023-23858 (🔍)
GCVE (CVE): GCVE-0-2023-23858
GCVE (VulDB): GCVE-100-220841
scip Labs: https://www.scip.ch/en/?labs.20150716

Entryinfo

Created: 02/14/2023 07:30
Updated: 02/14/2023 15:24
Changes: 02/14/2023 07:30 (50), 02/14/2023 15:24 (1)
Complete: 🔍
Cache ID: 216::103