Diebold Nixdorf ProCash 2100xe USB ATM 1.1.30 Wincor Probase Messages integrity check

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$5k-$25k0.00

A vulnerability, which was classified as critical, was found in Diebold Nixdorf ProCash 2100xe USB ATM 1.1.30. Affected is some unknown functionality of the component Wincor Probase. The manipulation as part of a Messages leads to a integrity check vulnerability. CWE is classifying the issue as CWE-353. The product uses a transmission protocol that does not include a mechanism for verifying the integrity of the data during transmission, such as a checksum. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Diebold Nixdorf ProCash 2100xe USB ATMs running Wincor Probase version 1.1.30 do not encrypt, authenticate, or verify the integrity of messages between the CCDM and the host computer, allowing an attacker with physical access to internal ATM components to commit deposit forgery by intercepting and modifying messages to the host computer, such as the amount and value of currency being deposited.

The weakness was released 08/21/2020 as confirmed advisory (CERT.org). The advisory is shared for download at kb.cert.org. This vulnerability is traded as CVE-2020-9062 since 02/18/2020. The attack needs to be approached locally. The exploitation doesn't require any form of authentication. Technical details are unknown but a private exploit is available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 08/22/2020). This vulnerability has a historic impact due to its background and reception.

It is declared as highly functional. As 0-day 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.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.1
VulDB Meta Temp Score: 5.1

VulDB Base Score: 4.9
VulDB Temp Score: 4.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.3
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Integrity check
CWE: CWE-353
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Access: Private
Status: Highly functional

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

02/18/2020 🔍
08/21/2020 +185 days 🔍
08/22/2020 +1 days 🔍
08/22/2020 +0 days 🔍

Sourcesinfo

Advisory: kb.cert.org
Status: Confirmed

CVE: CVE-2020-9062 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/22/2020 09:28
Updated: 08/22/2020 09:33
Changes: 08/22/2020 09:28 (43), 08/22/2020 09:33 (17)
Complete: 🔍

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