Zerocoin libzerocoin Proof CoinSpend.cpp CoinSpend::CoinSpend data authenticity

CVSS Meta Temp Score
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CTI Interest Score
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5.5$0-$5k0.04

A vulnerability classified as critical has been found in Zerocoin libzerocoin (unknown version). Affected is the function CoinSpend::CoinSpend of the file CoinSpend.cpp of the component Proof Handler. The manipulation with an unknown input leads to a data authenticity vulnerability. CWE is classifying the issue as CWE-345. The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data. This is going to have an impact on integrity, and availability.

The weakness was presented 03/04/2023 as 16. The advisory is available at github.com. This vulnerability is traded as CVE-2017-20180. Technical details are known, but there is no available exploit.

Applying the patch ce103a09ec079d0a0ed95475992348bed6e860de is able to eliminate this problem. The bugfix is ready for download at github.com. The advisory contains the following remark:

The serial # range needs to be checked or else the serial number is able to be incremented to a value that will create a valid proof, thus allowing multiple spends of a single mint.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 4.6
CNA Vector (VulDB): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Data authenticity
CWE: CWE-345
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: ce103a09ec079d0a0ed95475992348bed6e860de

Timelineinfo

03/04/2023 🔍
03/04/2023 +0 days 🔍
03/04/2023 +0 days 🔍
03/31/2023 +27 days 🔍

Sourcesinfo

Advisory: 16
Status: Confirmed

CVE: CVE-2017-20180 (🔍)

Entryinfo

Created: 03/04/2023 11:42
Updated: 03/31/2023 11:36
Changes: 03/04/2023 11:42 (44), 03/31/2023 11:28 (2), 03/31/2023 11:36 (28)
Complete: 🔍

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