Bouncy Castle for Java up to 1.72 ASN.1 org.bouncycastle.openssl.PEMParser denial of service

Summaryinfo

A vulnerability was found in Bouncy Castle for Java up to 1.72. It has been declared as problematic. Affected by this vulnerability is the function org.bouncycastle.openssl.PEMParser of the component ASN.1 Handler. Executing a manipulation can lead to denial of service. This vulnerability is registered as CVE-2023-33202. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as problematic was found in Bouncy Castle for Java up to 1.72 (Programming Language Software). This vulnerability affects the function org.bouncycastle.openssl.PEMParser of the component ASN.1 Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

Bouncy Castle for Java before 1.73 contains a potential Denial of Service (DoS) issue within the Bouncy Castle org.bouncycastle.openssl.PEMParser class. This class parses OpenSSL PEM encoded streams containing X.509 certificates, PKCS8 encoded keys, and PKCS7 objects. Parsing a file that has crafted ASN.1 data through the PEMParser causes an OutOfMemoryError, which can enable a denial of service attack.

The weakness was published 11/23/2023. The advisory is available at github.com. This vulnerability was named CVE-2023-33202 since 05/18/2023. Technical details are known, but there is no available exploit.

Upgrading to version 1.73 eliminates this vulnerability.

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Productinfo

Type

• Programming Language Software

Name

• Bouncy Castle for Java

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.36
• 1.37
• 1.38
• 1.39
• 1.40
• 1.41
• 1.42
• 1.43
• 1.44
• 1.45
• 1.46
• 1.47
• 1.48
• 1.49
• 1.50
• 1.51
• 1.52
• 1.53
• 1.54
• 1.55
• 1.56
• 1.57
• 1.58
• 1.59
• 1.60
• 1.61
• 1.62
• 1.63
• 1.64
• 1.65
• 1.66
• 1.67
• 1.68
• 1.69
• 1.70
• 1.71
• 1.72

CPE 2.3info

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CPE 2.2info

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