RSA BSAFE Crypto-J up to 6.2.4 DAS Key Generation information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability was found in RSA BSAFE Crypto-J up to 6.2.4. It has been declared as problematic. This vulnerability affects unknown code of the component DAS Key Generation. Such manipulation leads to information disclosure. This vulnerability is referenced as CVE-2019-3740. It is possible to launch the attack remotely. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in RSA BSAFE Crypto-J up to 6.2.4 and classified as problematic. Affected by this issue is some unknown processing of the component DAS Key Generation. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. CVE summarizes:

RSA BSAFE Crypto-J versions prior to 6.2.5 are vulnerable to an Information Exposure Through Timing Discrepancy vulnerabilities during DSA key generation. A malicious remote attacker could potentially exploit those vulnerabilities to recover DSA keys.

The weakness was published 09/18/2019 (Website). The advisory is shared for download at dell.com. This vulnerability is handled as CVE-2019-3740 since 01/03/2019. The exploitation is known to be difficult. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

Upgrading to version 6.2.5 eliminates this vulnerability.

Similar entries are available at VDB-141978, VDB-141979 and VDB-158444. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CNA Base Score: 6.5
CNA Vector (Dell): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RSA BSAFE Crypto-J 6.2.5

Timelineinfo

01/03/2019 🔍
09/18/2019 +258 days 🔍
09/19/2019 +1 days 🔍
12/26/2023 +1559 days 🔍

Sourcesinfo

Advisory: DSA-2019-094
Status: Not defined

CVE: CVE-2019-3740 (🔍)
GCVE (CVE): GCVE-0-2019-3740
GCVE (VulDB): GCVE-100-141980
See also: 🔍

Entryinfo

Created: 09/19/2019 14:24
Updated: 12/26/2023 12:29
Changes: 09/19/2019 14:24 (55), 08/30/2020 12:58 (1), 12/26/2023 12:22 (4), 12/26/2023 12:29 (12)
Complete: 🔍
Cache ID: 216:8B9:103

Once again VulDB remains the best source for vulnerability data.

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