NULL pointer dereference in Openssl
CVE-2009-1386
ssl/s3_pkt.c in OpenSSL before 0.9.8i allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a DTLS ChangeCipherSpec packet that occurs before ClientHello.
EPSS: 0.801 (99.6th percentile) — read the EPSS interpretation.
Affected products
- Openssl
- Canonical Ubuntu_linux — versions 6.06, 8.04, 8.10
- Redhat Openssl — versions 0.9.6-15, 0.9.6b-3, 0.9.7a-2
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, Not Applicable, third-party-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, Not Applicable, third-party-advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Broken Link)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_HP, vendor-advisory, Third Party Advisory, Broken Link)
- secalert@redhat.com (x_refsource_SECUNIA, Third Party Advisory, Not Applicable, third-party-advisory)
- secalert@redhat.com (vdb-entry, Broken Link, Tool Signature, signature, x_refsource_OVAL)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2009-1386?
- CVE-2009-1386 is a vulnerability in Openssl, classified under NULL Pointer Dereference. Published 2009-06-04.
- Is CVE-2009-1386 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.