Buffer overflow in swfformat.dll in multiple RealNetworks products and versions including RealPlayer 10.x, RealOne Player, Rhapsody 3, and Helix Player allows remote attackers to execute arbitrary code via a crafted SWF (Flash) file with (1) a size value that is less than the actual size, or (2) other unspecified manipulations.
Conclusion & alert: CVE-2006-0323 is rated High Exploit Risk (91.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 68.47%, 99th percentile). Core evidence: 3 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +8.64% over the last day, indicating growing attacker interest. 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 |
|---|---|---|---|---|
| 1622 | exploit_db | edb | 2006-03-28 | Exploit-DB ↗ |
| 27460 | exploit_db | edb | 2006-03-23 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | 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 | 2026-02-28 | 59.83% | 68.47% | +8.64% |
| 2 | 2025-12-29 | 27.53% | 59.83% | +32.29% |
| 3 | 2025-06-18 | — | 27.53% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.3 | 2.0 | HIGH |
|
8.6 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2006-0323: 1 GLSA(s) (200603-24), 1 atom(s) (media-video/realplayer); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2006-0323 |
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2006-0323 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| realnetworks | helix_player | — | cpe:2.3:a:realnetworks:helix_player:*:*:*:*:*:*:*:* |
| realnetworks | realone_player | — | cpe:2.3:a:realnetworks:realone_player:*:*:*:*:*:*:*:* |
| realnetworks | realplayer | 10.0 | cpe:2.3:a:realnetworks:realplayer:10.0:gold:*:*:*:*:*:* |
| realnetworks | realplayer | 10.0.6 | cpe:2.3:a:realnetworks:realplayer:10.0.6:*:*:*:*:*:*:* |
| realnetworks | realplayer | 10.5 | cpe:2.3:a:realnetworks:realplayer:10.5:*:*:*:*:*:*:* |
| realnetworks | rhapsody | 3 | cpe:2.3:a:realnetworks:rhapsody:3:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://secunia.com/advisories/19358 | Vendor Advisory |
| http://secunia.com/advisories/19362 | Patch Vendor Advisory |
| http://secunia.com/advisories/19365 | Patch Vendor Advisory |
| http://secunia.com/advisories/19390 | Vendor Advisory |
| http://securityreason.com/securityalert/690 | |
| http://securitytracker.com/id?1015806 | |
| http://www.gentoo.org/security/en/glsa/glsa-200603-24.xml | Patch Vendor Advisory |
| http://www.kb.cert.org/vuls/id/231028 | Patch Third Party Advisory US Government Resource |
| http://www.novell.com/linux/security/advisories/2006_18_realplayer.html | Patch Vendor Advisory |
| http://www.redhat.com/support/errata/RHSA-2006-0257.html | Patch Vendor Advisory |
| http://www.securityfocus.com/archive/1/430621/100/0/threaded | |
| http://www.securityfocus.com/bid/17202 | Exploit |
| http://www.service.real.com/realplayer/security/03162006_player/en/ | Patch |
| http://www.vupen.com/english/advisories/2006/1057 | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/25408 |