Asterisk Open Source 1.8 before 1.8.32.3, 11.x before 11.17.1, 12.x before 12.8.2, and 13.x before 13.3.2 and Certified Asterisk 1.8.28 before 1.8.28-cert5, 11.6 before 11.6-cert11, and 13.1 before 13.1-cert2, when registering a SIP TLS device, does not properly handle a null byte in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority.
Conclusion & alert: CVE-2015-3008 is rated Moderate Risk (52/100): CVSS Medium severity, with high exploitation likelihood (EPSS 39.02%, 97th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2025-12-28 | 38.23% | 39.02% | +0.80% |
| 2 | 2025-12-27 | 39.02% | 38.23% | -0.80% |
| 3 | 2025-10-28 | — | 39.02% | — |
Full EPSS history (20 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2015-3008 not yet assigned priority: Debian including 1 source packages (asterisk), 2 status rows across 2 suites (bullseye, sid): resolved 2. | https://security-tracker.debian.org/tracker/CVE-2015-3008 |
ubuntu
|
medium | CVE-2015-3008 medium priority: Ubuntu including 1 source packages (asterisk), 27 status rows across 27 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, impish, jammy, kinetic, lucid, lunar, mantic, noble, oracular, plucky, precise, questing, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 16, ignored 8, DNE 1, needed 1, released 1. | https://ubuntu.com/security/CVE-2015-3008 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:beta1:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:beta2:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:beta3:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:beta4:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:beta5:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:rc3:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:rc4:*:*:*:*:*:* |
| digium | asterisk | 1.8.0 | cpe:2.3:a:digium:asterisk:1.8.0:rc5:*:*:*:*:*:* |
| digium | asterisk | 1.8.1 | cpe:2.3:a:digium:asterisk:1.8.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.1 | cpe:2.3:a:digium:asterisk:1.8.1:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.1.1 | cpe:2.3:a:digium:asterisk:1.8.1.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.1.2 | cpe:2.3:a:digium:asterisk:1.8.1.2:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.2 | cpe:2.3:a:digium:asterisk:1.8.2:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.2.1 | cpe:2.3:a:digium:asterisk:1.8.2.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.2.2 | cpe:2.3:a:digium:asterisk:1.8.2.2:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.2.3 | cpe:2.3:a:digium:asterisk:1.8.2.3:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.2.4 | cpe:2.3:a:digium:asterisk:1.8.2.4:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.3 | cpe:2.3:a:digium:asterisk:1.8.3:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.3 | cpe:2.3:a:digium:asterisk:1.8.3:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.3 | cpe:2.3:a:digium:asterisk:1.8.3:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.3 | cpe:2.3:a:digium:asterisk:1.8.3:rc3:*:*:*:*:*:* |
| digium | asterisk | 1.8.3.1 | cpe:2.3:a:digium:asterisk:1.8.3.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.3.2 | cpe:2.3:a:digium:asterisk:1.8.3.2:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.3.3 | cpe:2.3:a:digium:asterisk:1.8.3.3:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.0 | cpe:2.3:a:digium:asterisk:1.8.10.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.0 | cpe:2.3:a:digium:asterisk:1.8.10.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.0 | cpe:2.3:a:digium:asterisk:1.8.10.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.0 | cpe:2.3:a:digium:asterisk:1.8.10.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.0 | cpe:2.3:a:digium:asterisk:1.8.10.0:rc3:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.0 | cpe:2.3:a:digium:asterisk:1.8.10.0:rc4:*:*:*:*:*:* |
| digium | asterisk | 1.8.10.1 | cpe:2.3:a:digium:asterisk:1.8.10.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.0 | cpe:2.3:a:digium:asterisk:1.8.11.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.0 | cpe:2.3:a:digium:asterisk:1.8.11.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.0 | cpe:2.3:a:digium:asterisk:1.8.11.0:patch:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.0 | cpe:2.3:a:digium:asterisk:1.8.11.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.0 | cpe:2.3:a:digium:asterisk:1.8.11.0:rc3:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.1 | cpe:2.3:a:digium:asterisk:1.8.11.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.1 | cpe:2.3:a:digium:asterisk:1.8.11.1:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.11.1 | cpe:2.3:a:digium:asterisk:1.8.11.1:patch:*:*:*:*:*:* |
| digium | asterisk | 1.8.12 | cpe:2.3:a:digium:asterisk:1.8.12:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.0 | cpe:2.3:a:digium:asterisk:1.8.12.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.0 | cpe:2.3:a:digium:asterisk:1.8.12.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.0 | cpe:2.3:a:digium:asterisk:1.8.12.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.0 | cpe:2.3:a:digium:asterisk:1.8.12.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.0 | cpe:2.3:a:digium:asterisk:1.8.12.0:rc3:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.1 | cpe:2.3:a:digium:asterisk:1.8.12.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.12.2 | cpe:2.3:a:digium:asterisk:1.8.12.2:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.13.0 | cpe:2.3:a:digium:asterisk:1.8.13.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.13.0 | cpe:2.3:a:digium:asterisk:1.8.13.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.13.0 | cpe:2.3:a:digium:asterisk:1.8.13.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.13.1 | cpe:2.3:a:digium:asterisk:1.8.13.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.0 | cpe:2.3:a:digium:asterisk:1.8.14.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.0 | cpe:2.3:a:digium:asterisk:1.8.14.0:patch:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.0 | cpe:2.3:a:digium:asterisk:1.8.14.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.0 | cpe:2.3:a:digium:asterisk:1.8.14.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.1 | cpe:2.3:a:digium:asterisk:1.8.14.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.1 | cpe:2.3:a:digium:asterisk:1.8.14.1:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.14.1 | cpe:2.3:a:digium:asterisk:1.8.14.1:patch:*:*:*:*:*:* |
| digium | asterisk | 1.8.15.0 | cpe:2.3:a:digium:asterisk:1.8.15.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.15.0 | cpe:2.3:a:digium:asterisk:1.8.15.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.15.0 | cpe:2.3:a:digium:asterisk:1.8.15.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.15.1 | cpe:2.3:a:digium:asterisk:1.8.15.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.16.0 | cpe:2.3:a:digium:asterisk:1.8.16.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.16.0 | cpe:2.3:a:digium:asterisk:1.8.16.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.16.0 | cpe:2.3:a:digium:asterisk:1.8.16.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.16.0 | cpe:2.3:a:digium:asterisk:1.8.16.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.17.0 | cpe:2.3:a:digium:asterisk:1.8.17.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.17.0 | cpe:2.3:a:digium:asterisk:1.8.17.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.17.0 | cpe:2.3:a:digium:asterisk:1.8.17.0:patch:*:*:*:*:*:* |
| digium | asterisk | 1.8.17.0 | cpe:2.3:a:digium:asterisk:1.8.17.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.17.0 | cpe:2.3:a:digium:asterisk:1.8.17.0:rc2:*:*:*:*:*:* |
| digium | asterisk | 1.8.17.0 | cpe:2.3:a:digium:asterisk:1.8.17.0:rc3:*:*:*:*:*:* |
| digium | asterisk | 1.8.18.0 | cpe:2.3:a:digium:asterisk:1.8.18.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.18.0 | cpe:2.3:a:digium:asterisk:1.8.18.0:-:*:*:*:*:*:* |
| digium | asterisk | 1.8.18.0 | cpe:2.3:a:digium:asterisk:1.8.18.0:rc1:*:*:*:*:*:* |
| digium | asterisk | 1.8.18.1 | cpe:2.3:a:digium:asterisk:1.8.18.1:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.19.0 | cpe:2.3:a:digium:asterisk:1.8.19.0:*:*:*:*:*:*:* |
| digium | asterisk | 1.8.19.0 | cpe:2.3:a:digium:asterisk:1.8.19.0:-:*:*:*:*:*:* |