Fiserv Prologue up to 2020-12-16 Configuration File appconfig.ini cleartext storage in file

CVSS Meta Temp Score
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CTI Interest Score
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3.9$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Fiserv Prologue up to 2020-12-16. The affected element is an unknown function of the file appconfig.ini of the component Configuration File Handler. Such manipulation leads to cleartext storage in file. This vulnerability is referenced as CVE-2020-35992. It is possible to launch the attack remotely. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Fiserv Prologue up to 2020-12-16 and classified as problematic. Affected by this issue is an unknown code block of the file appconfig.ini of the component Configuration File Handler. The manipulation with an unknown input leads to a cleartext storage in file vulnerability. Using CWE to declare the problem leads to CWE-313. The product stores sensitive information in cleartext in a file, or on disk. Impacted is confidentiality. CVE summarizes:

Fiserv Prologue through 2020-12-16 does not properly protect the database password. If an attacker were to gain access to the configuration file (specifically, the LogPassword attribute within appconfig.ini), they would be able to decrypt the password stored within the configuration file. This would yield cleartext credentials for the database (to gain access to financial records of customers stored within the database), and in some cases would allow remote login to the database.

The weakness was published 08/23/2022. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-35992 since 01/04/2021. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1555.

The exploit is available at github.com. It is declared as proof-of-concept. By approaching the search of inurl:appconfig.ini it is possible to find vulnerable targets with Google Hacking.

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cleartext storage in file
CWE: CWE-313 / CWE-312 / CWE-310
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
Google Hack: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/04/2021 🔍
08/23/2022 +595 days 🔍
08/23/2022 +0 days 🔍
08/23/2022 +0 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2020-35992 (🔍)
GCVE (CVE): GCVE-0-2020-35992
GCVE (VulDB): GCVE-100-206960
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/23/2022 07:34
Changes: 08/23/2022 07:34 (42)
Complete: 🔍
Cache ID: 216::103

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