CVE-2019-15651

wolfSSL 4.1.0 has a one-byte heap-based buffer over-read in DecodeCertExtensions in wolfcrypt/src/asn.c because reading the ASN_BOOLEAN byte is mishandled for a crafted DER certificate in GetLength_ex.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector : AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/wolfSSL/wolfssl/issues/2421	Third Party Advisory
https://github.com/wolfSSL/wolfssl/issues/2421	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:wolfssl:wolfssl:4.1.0:*:*:*:*:*:*:*

History

21 Nov 2024, 04:29

Type	Values Removed	Values Added
References	~~() https://github.com/wolfSSL/wolfssl/issues/2421 - Third Party Advisory~~	() https://github.com/wolfSSL/wolfssl/issues/2421 - Third Party Advisory

Information

Published : 2019-08-26 22:15

Updated : 2024-11-21 04:29

NVD link : CVE-2019-15651

Mitre link : CVE-2019-15651

CVE.ORG link : CVE-2019-15651

JSON object : View

Products Affected

wolfssl

wolfssl

CWE

CWE-125

Out-of-bounds Read

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