Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 18.0, Firefox ESR 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.1, and SeaMonkey before 2.15 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.
Conclusion & alert: CVE-2013-0749 is rated High Exploit Risk (79.9/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.22%). Core evidence: 2 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 |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | 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 | 2025-07-17 | 0.88% | 1.22% | +0.34% |
| 2 | 2025-03-30 | 1.33% | 0.88% | -0.46% |
| 3 | 2025-03-29 | — | 1.33% | — |
Full EPSS history (7 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
|
high | CVE-2013-0749: 1 GLSA(s) (201309-23), 6 atom(s) (mail-client/thunderbird, mail-client/thunderbird-bin, www-client/firefox, www-client/firefox-bin, www-client/seamonkey, www-client/seamonkey-bin); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-0749 |
redhat
|
critical | — | https://access.redhat.com/security/cve/CVE-2013-0749 |
suse
|
medium | CVE-2013-0749 severity moderate: SUSE including 85 source package names (MozillaFirefox, MozillaFirefox-10.0.12-0.4.1, …), 165 product×package rows across 45 product lines (SUSE CaaS Platform 4.0, SUSE Enterprise Storage 6, … (45 product lines)): Fixed 134, Known Not Affected 31. | https://www.suse.com/security/cve/CVE-2013-0749/ |
ubuntu
|
medium | CVE-2013-0749 medium priority: Ubuntu including 3 source packages (firefox, seamonkey, thunderbird), 24 status rows across 8 suites (hardy, lucid, oneiric, precise, quantal, raring, saucy, upstream): released 15, ignored 5, DNE 4. | https://ubuntu.com/security/CVE-2013-0749 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mozilla | firefox | < 18.0 | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
| mozilla | firefox | >= 10.0, < 10.0.12 | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
| mozilla | firefox | >= 17.0, < 17.0.2 | cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* |
| mozilla | seamonkey | < 2.15 | cpe:2.3:a:mozilla:seamonkey:*:*:*:*:*:*:*:* |
| mozilla | thunderbird | < 17.0.2 | cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* |
| mozilla | thunderbird_esr | >= 10.0, < 10.0.12 | cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* |
| mozilla | thunderbird_esr | >= 17.0, < 17.0.2 | cpe:2.3:a:mozilla:thunderbird_esr:*:*:*:*:*:*:*:* |
| opensuse | opensuse | 11.4 | cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:* |
| opensuse | opensuse | 12.1 | cpe:2.3:o:opensuse:opensuse:12.1:*:*:*:*:*:*:* |
| opensuse | opensuse | 12.2 | cpe:2.3:o:opensuse:opensuse:12.2:*:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 10 | cpe:2.3:o:suse:linux_enterprise_desktop:10:sp4:*:*:*:*:*:* |
| suse | linux_enterprise_desktop | 11 | cpe:2.3:o:suse:linux_enterprise_desktop:11:sp2:*:*:*:*:*:* |
| suse | linux_enterprise_server | 10 | cpe:2.3:o:suse:linux_enterprise_server:10:sp4:*:*:*:*:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:-:*:* |
| suse | linux_enterprise_server | 11 | cpe:2.3:o:suse:linux_enterprise_server:11:sp2:*:*:*:vmware:*:* |
| suse | linux_enterprise_software_development_kit | 10 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:10:sp4:*:*:*:*:*:* |
| suse | linux_enterprise_software_development_kit | 11 | cpe:2.3:o:suse:linux_enterprise_software_development_kit:11:sp2:*:*:*:*:*:* |
| canonical | ubuntu_linux | 10.04 | cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:-:*:*:* |
| canonical | ubuntu_linux | 11.10 | cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* |
| canonical | ubuntu_linux | 12.10 | cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* |