Bouncy Castle for Java FIPS up to 2.1.0 API Module AESNativeCBC.Java resource consumption

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Bouncy Castle for Java FIPS up to 2.1.0. It has been classified as problematic. Affected by this issue is some unknown functionality of the file org/bouncycastle/crypto/fips/AESNativeCBC.Java of the component API Module. This manipulation causes resource consumption. This vulnerability is registered as CVE-2025-9341. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability has been found in Bouncy Castle for Java FIPS up to 2.1.0 and classified as problematic. Affected by this vulnerability is an unknown code block of the file org/bouncycastle/crypto/fips/AESNativeCBC.Java of the component API Module. The manipulation with an unknown input leads to a resource consumption vulnerability. The CWE definition for the vulnerability is CWE-400. The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources. As an impact it is known to affect availability. The summary by CVE is:

Uncontrolled Resource Consumption vulnerability in Legion of the Bouncy Castle Inc. Bouncy Castle for Java FIPS bc-fips on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files org/bouncycastle/crypto/fips/AESNativeCBC.Java. This issue affects Bouncy Castle for Java FIPS: from BC-FJA 2.1.0 through 2.1.0.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-9341 since 08/22/2025. The exploitation appears to be easy. An attack has to be approached locally. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-25504) and CERT Bund (WID-SEC-2025-1895). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • Open Source Bouncy Castle

Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Resource consumption
CWE: CWE-400 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/22/2025 Advisory disclosed
08/22/2025 +0 days CVE reserved
08/22/2025 +0 days VulDB entry created
08/22/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-9341 (🔒)
GCVE (CVE): GCVE-0-2025-9341
GCVE (VulDB): GCVE-100-321025
EUVD: 🔒
CERT Bund: WID-SEC-2025-1895 - Bouncy Castle: Mehrere Schwachstellen

Entryinfo

Created: 08/22/2025 14:17
Updated: 08/22/2025 16:25
Changes: 08/22/2025 14:17 (71), 08/22/2025 14:29 (1), 08/22/2025 14:37 (7), 08/22/2025 16:25 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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