Cameron Hamilton-Rich axTLS 2.1.5 Private Key bigint.c bi_import denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability was found in Cameron Hamilton-Rich axTLS 2.1.5 and classified as problematic. The impacted element is the function bi_import of the file axtls-code/crypto/bigint.c of the component Private Key Handler. Such manipulation leads to denial of service. This vulnerability is traded as CVE-2023-33613. There is no exploit available.

Detailsinfo

A vulnerability was found in Cameron Hamilton-Rich axTLS 2.1.5 and classified as problematic. Affected by this issue is the function bi_import of the file axtls-code/crypto/bigint.c of the component Private Key Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

axTLS v2.1.5 was discovered to contain a heap buffer overflow in the bi_import function in axtls-code/crypto/bigint.c. This vulnerability allows attackers to cause a Denial of Service (DoS) when parsing a private key.

The weakness was shared 06/06/2023. The advisory is shared for download at sourceforge.net. This vulnerability is handled as CVE-2023-33613 since 05/22/2023. There are known technical details, 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 vulnerability database at EUVD (EUVD-2023-37769). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 5.5
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/22/2023 🔍
06/06/2023 +15 days 🔍
06/06/2023 +0 days 🔍
01/05/2026 +944 days 🔍

Sourcesinfo

Advisory: sourceforge.net
Status: Confirmed

CVE: CVE-2023-33613 (🔍)
GCVE (CVE): GCVE-0-2023-33613
GCVE (VulDB): GCVE-100-230864
EUVD: 🔍

Entryinfo

Created: 06/06/2023 22:33
Updated: 01/05/2026 04:11
Changes: 06/06/2023 22:33 (40), 01/08/2025 20:59 (35), 01/05/2026 04:11 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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