VDB-150555 · CVE-2020-8951 · GCVE-0-2020-8951

Fiserv Accurate Reconciliation 2.19.0 Configuration Manager Parameter 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.
4.4	$0-$5k	0.00

Summaryinfo

A vulnerability classified as problematic has been found in Fiserv Accurate Reconciliation 2.19.0. This impacts an unknown function of the component Configuration Manager. Performing a manipulation as part of Parameter results in cross site scripting. This vulnerability is known as CVE-2020-8951. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Fiserv Accurate Reconciliation 2.19.0. This affects some unknown processing of the component Configuration Manager. The manipulation as part of a Parameter 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:

Fiserv Accurate Reconciliation 2.19.0 allows XSS via the Source or Destination field of the Configuration Manager (Configuration Parameter Translation) page.

The weakness was published 02/26/2020. This vulnerability is uniquely identified as CVE-2020-8951 since 02/12/2020. It is possible to initiate the attack remotely. Required for exploitation is a authentication. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

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

Similar entry is available at VDB-150556. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Fiserv

Name

Accurate Reconciliation

Version

2.19.0

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.4
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

02/12/2020 🔍
02/26/2020 +14 days 🔍
02/27/2020 +1 days 🔍
05/10/2025 +1899 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2020-8951 (🔍)
GCVE (CVE): GCVE-0-2020-8951
GCVE (VulDB): GCVE-100-150555
See also: 🔍

Entryinfo

Created: 02/27/2020 07:08
Updated: 05/10/2025 03:34
Changes: 02/27/2020 07:08 (37), 02/27/2020 07:13 (17), 04/06/2024 09:33 (17), 05/10/2025 03:34 (3)
Complete: 🔍
Cache ID: 216::103

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