Bouncy Castle Legion of the Bouncy Castle 1.65/1.66 Utility Method OpenBSDBCrypt.checkPassword comparison

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Bouncy Castle Legion of the Bouncy Castle 1.65/1.66. This vulnerability affects the function OpenBSDBCrypt.checkPassword of the component Utility Method Handler. The manipulation results in comparison. This vulnerability is cataloged as CVE-2020-28052. There is no exploit available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability classified as critical has been found in Bouncy Castle Legion of the Bouncy Castle 1.65/1.66. Affected is the function OpenBSDBCrypt.checkPassword of the component Utility Method Handler. The manipulation with an unknown input leads to a comparison vulnerability. CWE is classifying the issue as CWE-697. The product compares two entities in a security-relevant context, but the comparison is incorrect, which may lead to resultant weaknesses. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Legion of the Bouncy Castle BC Java 1.65 and 1.66. The OpenBSDBCrypt.checkPassword utility method compared incorrect data when checking the password, allowing incorrect passwords to indicate they were matching with previously hashed ones that were different.

The weakness was shared 12/18/2020. The advisory is available at github.com. This vulnerability is traded as CVE-2020-28052. Technical details are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 211909 (RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.1.8 on RHEL 7 (RHSA-2024:10208)), which helps to determine the existence of the flaw in a target environment.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at github.com.

The vulnerability is also documented in the vulnerability database at Tenable (211909). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.7

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.1
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Comparison
CWE: CWE-697
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 211909
Nessus Name: RHEL 7 : Red Hat JBoss Enterprise Application Platform 7.1.8 on RHEL 7 (RHSA-2024:10208)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: github.com

Timelineinfo

12/18/2020 🔍
12/18/2020 +0 days 🔍
05/13/2025 +1606 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2020-28052 (🔍)
GCVE (CVE): GCVE-0-2020-28052
GCVE (VulDB): GCVE-100-166554

Entryinfo

Created: 12/18/2020 08:08
Updated: 05/13/2025 00:17
Changes: 12/18/2020 08:08 (39), 11/27/2024 23:44 (22), 05/13/2025 00:17 (21)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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