Cameron Hamilton-Rich axTLS up to 2.1.5 TLS Handshake tls1.c process_certificate TLS Certificate buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Cameron Hamilton-Rich axTLS up to 2.1.5 and classified as critical. This affects the function process_certificate of the file tls1.c of the component TLS Handshake Handler. Such manipulation as part of TLS Certificate leads to buffer overflow. This vulnerability is traded as CVE-2019-9689. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Cameron Hamilton-Rich axTLS up to 2.1.5. It has been rated as critical. Affected by this issue is the function process_certificate of the file tls1.c of the component TLS Handshake Handler. The manipulation as part of a TLS Certificate leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

process_certificate in tls1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow via a crafted TLS certificate handshake message with zero certificates.

The weakness was shared 12/03/2019. This vulnerability is handled as CVE-2019-9689 since 03/11/2019. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit.

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

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Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
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: Buffer overflow
CWE: CWE-120 / CWE-119
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/11/2019 🔍
12/03/2019 +267 days 🔍
12/04/2019 +1 days 🔍
03/07/2024 +1555 days 🔍

Sourcesinfo

Advisory: 155500
Status: Not defined

CVE: CVE-2019-9689 (🔍)
GCVE (CVE): GCVE-0-2019-9689
GCVE (VulDB): GCVE-100-146654

Entryinfo

Created: 12/04/2019 11:05
Updated: 03/07/2024 10:01
Changes: 12/04/2019 11:05 (38), 12/04/2019 11:10 (17), 03/07/2024 10:01 (4)
Complete: 🔍
Submitter: misc
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #122: Denial-of-Service vulnerability in axTLS library (by misc)

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