CVE-2019-10013

The asn1_signature function in asn1.c in Cameron Hamilton-Rich axTLS through 2.1.5 has a Buffer Overflow that allows remote attackers to cause a denial of service (memory and CPU consumption) via a crafted certificate in the TLS certificate handshake message, because the result of get_asn1_length() is not checked for a minimum or maximum size.

CVSS v3 7.5 HIGH
CVSS v2.0 7.8 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

7.8^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:N/I:N/A:C

Exploitability : 10.0 / Impact : 6.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

References

Link	Resource
http://axtls.sourceforge.net	Vendor Advisory
http://packetstormsecurity.com/files/155500/axTLS-2.1.5-Denial-Of-Service.html	Third Party Advisory VDB Entry
https://seclists.org/bugtraq/2019/Nov/44
https://www.telekom.com/en/corporate-responsibility/data-protection-data-security/security/details/advisories-504842
https://www.telekom.com/resource/blob/586416/12097aeb8f9a6bba89a804b94575521a/dl-191121-critical-remote-denial-of-service-vulnerability-i--data.pdf

Configurations

Configuration 1 (hide)

cpe:2.3:a:axtls_project:axtls:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2019-12-03 20:15

Updated : 2023-12-10 13:13

NVD link : CVE-2019-10013

Mitre link : CVE-2019-10013

CVE.ORG link : CVE-2019-10013

JSON object : View

Products Affected

axtls_project

axtls

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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