Risk | Low |
Patch available | YES |
Number of vulnerabilities | 2 |
CVE-ID | N/A |
CWE-ID | CWE-20 CWE-399 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
wolfSSL Universal components / Libraries / Libraries used by multiple products |
Vendor | wolfSSL |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
EUVDB-ID: #VU59102
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to processing hello packets of the incorrect side in wolfSSL client. A remote attacker with ability to perform MitM attack can cause denial of service. this affects connections using TLS v1.2 or lesser protocol.
Install updates from vendor's website.
Vulnerable software versionswolfSSL: 4.0 - 5.0.0
External linkshttp://github.com/wolfSSL/wolfssl/releases/tag/v5.1.0-stable
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
EUVDB-ID: #VU59103
Risk: Low
CVSSv3.1: 3.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: N/A
CWE-ID:
CWE-399 - Resource Management Errors
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform MitM attack.
The vulnerability exists due to a client side session resumption issue in wolfSSL, when the session resumption cache has been filled up. A remote attacker can hijack session resumption and perform MitM attack against a wolfSSL client or a proxy server that is using wolfSSL to verifying peers.
Install updates from vendor's website.
Vulnerable software versionswolfSSL: 4.0 - 5.0.0
External linkshttp://github.com/wolfSSL/wolfssl/releases/tag/v5.1.0-stable
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.