Multiple buffer overflows in yaSSL 1.7.5 and earlier, as used in MySQL and possibly other products, allow remote attackers to execute arbitrary code via (1) the ProcessOldClientHello function in handshake.cpp or (2) "input_buffer& operator>>" in yassl_imp.cpp.
Conclusion & alert: CVE-2008-0226 is rated High Exploit Risk (80/100): CVSS High severity, with high exploitation likelihood (EPSS 92.18%, 100th percentile). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 16701 | exploit_db | edb | 2010-05-09 | Exploit-DB ↗ |
| 16849 | exploit_db | edb | 2010-05-09 | Exploit-DB ↗ |
| 9953 | exploit_db | edb | 2008-01-04 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-02-04 | 92.11% | 92.18% | +0.07% |
| 2 | 2025-12-28 | 90.43% | 92.11% | +1.68% |
| 3 | 2025-12-27 | — | 90.43% | — |
Full EPSS history (17 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 2.0 | HIGH |
|
10.0 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
— | — | https://access.redhat.com/security/cve/CVE-2008-0226 |
ubuntu
|
medium | CVE-2008-0226 medium priority: Ubuntu including 2 source packages (mysql-dfsg-4.1, mysql-dfsg-5.0), 18 status rows across 9 suites (dapper, edgy, feisty, gutsy, hardy, intrepid, jaunty, karmic, upstream): DNE 6, not-affected 4, released 4, ignored 2, needs-triage 2. | https://ubuntu.com/security/CVE-2008-0226 |
Not vulnerable. This issue did not affect versions of MySQL as shipped with Red Hat Enterprise Linux 2.1, 3, 4, 5, Red Hat Application Stack v1, and v2, as they are not built with yaSSL support.
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| yassl | yassl | <= 1.7.5 | cpe:2.3:a:yassl:yassl:*:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.0 | cpe:2.3:a:mysql:mysql:5.0.0:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.1 | cpe:2.3:a:mysql:mysql:5.0.1:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.2 | cpe:2.3:a:mysql:mysql:5.0.2:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.3 | cpe:2.3:a:mysql:mysql:5.0.3:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.4 | cpe:2.3:a:mysql:mysql:5.0.4:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.5 | cpe:2.3:a:mysql:mysql:5.0.5:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.10 | cpe:2.3:a:mysql:mysql:5.0.10:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.15 | cpe:2.3:a:mysql:mysql:5.0.15:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.16 | cpe:2.3:a:mysql:mysql:5.0.16:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.17 | cpe:2.3:a:mysql:mysql:5.0.17:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.20 | cpe:2.3:a:mysql:mysql:5.0.20:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.24 | cpe:2.3:a:mysql:mysql:5.0.24:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.30 | cpe:2.3:a:mysql:mysql:5.0.30:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.36 | cpe:2.3:a:mysql:mysql:5.0.36:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.44 | cpe:2.3:a:mysql:mysql:5.0.44:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.54 | cpe:2.3:a:mysql:mysql:5.0.54:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.56 | cpe:2.3:a:mysql:mysql:5.0.56:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.60 | cpe:2.3:a:mysql:mysql:5.0.60:*:*:*:*:*:*:* |
| mysql | mysql | 5.0.66 | cpe:2.3:a:mysql:mysql:5.0.66:*:*:*:*:*:*:* |
| mysql | mysql | 5.1.5 | cpe:2.3:a:mysql:mysql:5.1.5:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.23 | cpe:2.3:a:oracle:mysql:5.0.23:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.25 | cpe:2.3:a:oracle:mysql:5.0.25:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.26 | cpe:2.3:a:oracle:mysql:5.0.26:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.28 | cpe:2.3:a:oracle:mysql:5.0.28:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.30 | cpe:2.3:a:oracle:mysql:5.0.30:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.0.32 | cpe:2.3:a:oracle:mysql:5.0.32:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.34 | cpe:2.3:a:oracle:mysql:5.0.34:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.36 | cpe:2.3:a:oracle:mysql:5.0.36:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.0.38 | cpe:2.3:a:oracle:mysql:5.0.38:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.40 | cpe:2.3:a:oracle:mysql:5.0.40:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.41 | cpe:2.3:a:oracle:mysql:5.0.41:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.42 | cpe:2.3:a:oracle:mysql:5.0.42:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.44 | cpe:2.3:a:oracle:mysql:5.0.44:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.0.45 | cpe:2.3:a:oracle:mysql:5.0.45:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.46 | cpe:2.3:a:oracle:mysql:5.0.46:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.48 | cpe:2.3:a:oracle:mysql:5.0.48:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.50 | cpe:2.3:a:oracle:mysql:5.0.50:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.50 | cpe:2.3:a:oracle:mysql:5.0.50:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.0.51 | cpe:2.3:a:oracle:mysql:5.0.51:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.52 | cpe:2.3:a:oracle:mysql:5.0.52:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.56 | cpe:2.3:a:oracle:mysql:5.0.56:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.0.58 | cpe:2.3:a:oracle:mysql:5.0.58:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.60 | cpe:2.3:a:oracle:mysql:5.0.60:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.0.62 | cpe:2.3:a:oracle:mysql:5.0.62:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.64 | cpe:2.3:a:oracle:mysql:5.0.64:*:*:*:*:*:*:* |
| oracle | mysql | 5.0.66 | cpe:2.3:a:oracle:mysql:5.0.66:sp1:*:*:*:*:*:* |
| oracle | mysql | 5.1 | cpe:2.3:a:oracle:mysql:5.1:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.1 | cpe:2.3:a:oracle:mysql:5.1.1:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.2 | cpe:2.3:a:oracle:mysql:5.1.2:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.3 | cpe:2.3:a:oracle:mysql:5.1.3:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.4 | cpe:2.3:a:oracle:mysql:5.1.4:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.6 | cpe:2.3:a:oracle:mysql:5.1.6:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.7 | cpe:2.3:a:oracle:mysql:5.1.7:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.8 | cpe:2.3:a:oracle:mysql:5.1.8:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.9 | cpe:2.3:a:oracle:mysql:5.1.9:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.10 | cpe:2.3:a:oracle:mysql:5.1.10:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.11 | cpe:2.3:a:oracle:mysql:5.1.11:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.12 | cpe:2.3:a:oracle:mysql:5.1.12:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.13 | cpe:2.3:a:oracle:mysql:5.1.13:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.14 | cpe:2.3:a:oracle:mysql:5.1.14:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.15 | cpe:2.3:a:oracle:mysql:5.1.15:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.16 | cpe:2.3:a:oracle:mysql:5.1.16:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.17 | cpe:2.3:a:oracle:mysql:5.1.17:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.18 | cpe:2.3:a:oracle:mysql:5.1.18:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.19 | cpe:2.3:a:oracle:mysql:5.1.19:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.20 | cpe:2.3:a:oracle:mysql:5.1.20:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.21 | cpe:2.3:a:oracle:mysql:5.1.21:*:*:*:*:*:*:* |
| oracle | mysql | 5.1.22 | cpe:2.3:a:oracle:mysql:5.1.22:*:*:*:*:*:*:* |
| apple | mac_os_x | 10.5.4 | cpe:2.3:o:apple:mac_os_x:10.5.4:*:*:*:*:*:*:* |
| debian | debian_linux | 5.0 | cpe:2.3:o:debian:debian_linux:5.0:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 6.06 | cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:lts:*:*:* |
| canonical | ubuntu_linux | 6.10 | cpe:2.3:o:canonical:ubuntu_linux:6.10:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 7.04 | cpe:2.3:o:canonical:ubuntu_linux:7.04:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 7.10 | cpe:2.3:o:canonical:ubuntu_linux:7.10:*:*:*:*:*:*:* |