ssl/s3_pkt.c in OpenSSL before 0.9.8i allows remote attackers to cause a denial of…
Priority MEDIUM 63CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- Fixed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-476.
Summary
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.
Why it matters now
EPSS 0.80134 99th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Red Hat: 1 advisory
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 8
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* | after 0.9.8, before 0.9.8i | Vulnerable | OpenSSL |
| cpe:2.3:a:redhat:openssl:0.9.6-15:*:*:*:*:*:*:* | 0.9.6-15 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openssl:0.9.6b-3:*:*:*:*:*:*:* | 0.9.6b-3 | Vulnerable | Red Hat |
| cpe:2.3:a:redhat:openssl:0.9.7a-2:*:*:*:*:*:*:* | 0.9.7a-2 | Vulnerable | Red Hat |
| cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:* | 6.06 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:* | 8.04 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:* | 8.10 | Vulnerable | Canonical |
| cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:* | 9.04 | Vulnerable | Canonical |
- cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* Versions after 0.9.8, before 0.9.8i Vulnerable ·OpenSSL
- cpe:2.3:a:redhat:openssl:0.9.6-15:*:*:*:*:*:*:* Versions 0.9.6-15 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openssl:0.9.6b-3:*:*:*:*:*:*:* Versions 0.9.6b-3 Vulnerable ·Red Hat
- cpe:2.3:a:redhat:openssl:0.9.7a-2:*:*:*:*:*:*:* Versions 0.9.7a-2 Vulnerable ·Red Hat
- cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:* Versions 6.06 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:8.04:*:*:*:-:*:*:* Versions 8.04 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:8.10:*:*:*:*:*:*:* Versions 8.10 Vulnerable ·Canonical
- cpe:2.3:o:canonical:ubuntu_linux:9.04:*:*:*:*:*:*:* Versions 9.04 Vulnerable ·Canonical
Remediation
Red Hat 1 advisory
- RHSA-2009:1335 Released 2009-09-02 · Red Hat rating Moderateopenssl security, bug fix, and enhancement update
- Red Hat Enterprise Linux (v. 5 server) openssl-0.9.8e-12.el5, openssl-0.9.8e-12.el5.i386, openssl-0.9.8e-12.el5.ia64 +9
- Red Hat Enterprise Linux Desktop (v. 5 client) openssl-0.9.8e-12.el5, openssl-0.9.8e-12.el5.i386, openssl-perl-0.9.8e-12.el5 +1
- Red Hat Enterprise Linux Desktop Workstation (v. 5 client) openssl-0.9.8e-12.el5, openssl-devel-0.9.8e-12.el5, openssl-devel-0.9.8e-12.el5.i386
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux (v. 5 server) | Fixed | RHSA-2009:1335 |
| Red Hat Enterprise Linux Desktop (v. 5 client) | Fixed | RHSA-2009:1335 |
| Red Hat Enterprise Linux Desktop Workstation (v. 5 client) | Fixed | RHSA-2009:1335 |
Timeline
- 2026-10-02 Threatist record created from CVE-2009-1386
- 2026-10-03 Alias added: GHSA-rqjx-gxhp-5x5r
References
Exploit 1
Advisory 8
Sources
- CVE-2009-1386 · CVE Program
- CVE-2009-1386 · NVD
- FIRST EPSS
- GHSA-rqjx-gxhp-5x5r · GitHub Advisory Database · CC BY 4.0
- CVE-2009-1386 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences