Vulnerability identifier: #VU246
Vulnerability risk: Medium
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
OpenSSL
Server applications /
Encryption software
Vendor: OpenSSL Software Foundation
Description
The vulnerability allows a remote attacker to cause OpenSSL to crash.
The vulnerability exists due to a large recursion that cannot be handled correctly. A remote unauthenticated attacker can cause OpenSSL to crash by sending arbitrary ASN.1 sequences.
Successful exploitation of this vulnerability may result in a denial of service.
Mitigation
Upgrade your version to OpenSSL 0.9.6l.
Vulnerable software versions
OpenSSL: 0.9.6k
External links
http://www.openssl.org/news/vulnerabilities.html#y2002
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.