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CVE-2009-1379

5.0 · MEDIUM

Use-after-free vulnerability in the dtls1_retrieve_buffered_fragment function in ssl/d1_both.c in OpenSSL 1.0.0 Beta 2 allows remote attackers to cause a denial of service (openssl s_client crash)…

Published May 19, 2009opensslCWE-399EPSS 18.24%

Overview

CVE-2009-1379 is a medium-severity vulnerability affecting openssl openssl. It was published on May 19, 2009 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Use-after-free vulnerability in the dtls1_retrieve_buffered_fragment function in ssl/d1_both.c in OpenSSL 1.0.0 Beta 2 allows remote attackers to cause a denial of service (openssl s_client crash) and possibly have unspecified other impact via a DTLS packet, as demonstrated by a packet from a server that uses a crafted server certificate.

Remediation

Check the references section for vendor advisories and patches from openssl. Update openssl to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Refftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-009.txt.ascRefh20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c02029444Reflists.opensuse.org/opensuse-security-announce/2009-06/msg00003.htmlReflists.vmware.com/pipermail/security-announce/2010/000082.htmlRefrt.openssl.org/Ticket/Display.html?id=1923&user=guest&pass=guestRefsecunia.com/advisories/35416Refsecunia.com/advisories/35461Refsecunia.com/advisories/35571Refsecunia.com/advisories/35729Refsecunia.com/advisories/36533

How CyberStrike helps

Frequently asked questions

What is CVE-2009-1379?

CVE-2009-1379 is a medium-severity vulnerability affecting openssl openssl. It was published on May 19, 2009 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2009-1379?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2009-1379?

Check the references section for vendor advisories and patches from openssl. Update openssl to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2009-1379?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2009-1379 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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