Vulnerability identifier: #VU56064
Vulnerability risk: Medium
Exploitation vector: Network
Exploit availability: No
Vendor: OpenSSL Software Foundation
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a boundary condition when processing ASN.1 strings related to a confusion with NULL termination of strings in array. A remote attacker can pass specially crafted data to the application to trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.
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Vulnerable software versions
OpenSSL: 1.0.2 - 1.0.2y, 1.1.1 - 1.1.1k
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.