#VU33339 Use-after-free in OpenSSL - CVE-2009-1379

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Main Vulnerability Database Vulnerabilities #VU33339

#VU33339 Use-after-free in OpenSSL - CVE-2009-1379

Published: May 19, 2009 / Updated: August 4, 2020


Vulnerability identifier: #VU33339
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: CVE-2009-1379
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vulnerable software:
OpenSSL
Software vendor:
OpenSSL Software Foundation

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when processing a DTLS packet, as demonstrated by a packet from a server that uses a crafted server certificate. A remote attackers can cause a denial of service (openssl s_client crash) and possibly have unspecified other impact.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.


Remediation

Update to version 1.0.0a.

External links