util-linux/mdev.c in BusyBox before 1.21.0 uses 0777 permissions for parent directories when creating nested directories under /dev/, which allows local users to have unknown impact and attack vectors.
Conclusion & alert: CVE-2013-1813 is rated Exploit Available (53.1/100): CVSS High severity, with low exploitation likelihood (EPSS 0.09%). Core evidence: 1 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 ↗ |
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 | 2025-11-30 | 0.03% | 0.09% | +0.07% |
| 2 | 2025-03-30 | 0.42% | 0.03% | -0.40% |
| 3 | 2025-03-29 | — | 0.42% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2013-1813 low priority: Debian including 1 source packages (busybox), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2013-1813 |
gentoo
|
normal | CVE-2013-1813: 1 GLSA(s) (201312-02), 1 atom(s) (sys-apps/busybox); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-1813 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2013-1813 |
ubuntu
|
negligible | CVE-2013-1813 negligible priority: Ubuntu including 1 source packages (busybox), 23 status rows across 23 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hardy, hirsute, lucid, oneiric, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 15, ignored 7, released 1. | https://ubuntu.com/security/CVE-2013-1813 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| redhat | enterprise_linux | 6.0 | cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* |
| t-mobile | tm-ac1900 | 3.0.0.4.376_3169 | cpe:2.3:o:t-mobile:tm-ac1900:3.0.0.4.376_3169:*:*:*:*:*:*:* |
| busybox | busybox | <= 1.20.2 | cpe:2.3:a:busybox:busybox:*:*:*:*:*:*:*:* |
| busybox | busybox | 0.38 | cpe:2.3:a:busybox:busybox:0.38:*:*:*:*:*:*:* |
| busybox | busybox | 0.39 | cpe:2.3:a:busybox:busybox:0.39:*:*:*:*:*:*:* |
| busybox | busybox | 0.40 | cpe:2.3:a:busybox:busybox:0.40:*:*:*:*:*:*:* |
| busybox | busybox | 0.41 | cpe:2.3:a:busybox:busybox:0.41:*:*:*:*:*:*:* |
| busybox | busybox | 0.42 | cpe:2.3:a:busybox:busybox:0.42:*:*:*:*:*:*:* |
| busybox | busybox | 0.43 | cpe:2.3:a:busybox:busybox:0.43:*:*:*:*:*:*:* |
| busybox | busybox | 0.45 | cpe:2.3:a:busybox:busybox:0.45:*:*:*:*:*:*:* |
| busybox | busybox | 0.46 | cpe:2.3:a:busybox:busybox:0.46:*:*:*:*:*:*:* |
| busybox | busybox | 0.47 | cpe:2.3:a:busybox:busybox:0.47:*:*:*:*:*:*:* |
| busybox | busybox | 0.48 | cpe:2.3:a:busybox:busybox:0.48:*:*:*:*:*:*:* |
| busybox | busybox | 0.49 | cpe:2.3:a:busybox:busybox:0.49:*:*:*:*:*:*:* |
| busybox | busybox | 0.50 | cpe:2.3:a:busybox:busybox:0.50:*:*:*:*:*:*:* |
| busybox | busybox | 0.51 | cpe:2.3:a:busybox:busybox:0.51:*:*:*:*:*:*:* |
| busybox | busybox | 0.52 | cpe:2.3:a:busybox:busybox:0.52:*:*:*:*:*:*:* |
| busybox | busybox | 0.60.0 | cpe:2.3:a:busybox:busybox:0.60.0:*:*:*:*:*:*:* |
| busybox | busybox | 0.60.1 | cpe:2.3:a:busybox:busybox:0.60.1:*:*:*:*:*:*:* |
| busybox | busybox | 0.60.2 | cpe:2.3:a:busybox:busybox:0.60.2:*:*:*:*:*:*:* |
| busybox | busybox | 0.60.3 | cpe:2.3:a:busybox:busybox:0.60.3:*:*:*:*:*:*:* |
| busybox | busybox | 0.60.4 | cpe:2.3:a:busybox:busybox:0.60.4:*:*:*:*:*:*:* |
| busybox | busybox | 0.60.5 | cpe:2.3:a:busybox:busybox:0.60.5:*:*:*:*:*:*:* |
| busybox | busybox | 1.00 | cpe:2.3:a:busybox:busybox:1.00:*:*:*:*:*:*:* |
| busybox | busybox | 1.01 | cpe:2.3:a:busybox:busybox:1.01:*:*:*:*:*:*:* |
| busybox | busybox | 1.1.0 | cpe:2.3:a:busybox:busybox:1.1.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.1.1 | cpe:2.3:a:busybox:busybox:1.1.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.1.2 | cpe:2.3:a:busybox:busybox:1.1.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.1.3 | cpe:2.3:a:busybox:busybox:1.1.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.2.0 | cpe:2.3:a:busybox:busybox:1.2.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.2.1 | cpe:2.3:a:busybox:busybox:1.2.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.2.2 | cpe:2.3:a:busybox:busybox:1.2.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.2.2.1 | cpe:2.3:a:busybox:busybox:1.2.2.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.3.0 | cpe:2.3:a:busybox:busybox:1.3.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.3.1 | cpe:2.3:a:busybox:busybox:1.3.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.3.2 | cpe:2.3:a:busybox:busybox:1.3.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.4.0 | cpe:2.3:a:busybox:busybox:1.4.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.4.1 | cpe:2.3:a:busybox:busybox:1.4.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.4.2 | cpe:2.3:a:busybox:busybox:1.4.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.5.0 | cpe:2.3:a:busybox:busybox:1.5.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.5.1 | cpe:2.3:a:busybox:busybox:1.5.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.6.0 | cpe:2.3:a:busybox:busybox:1.6.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.6.1 | cpe:2.3:a:busybox:busybox:1.6.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.7.0 | cpe:2.3:a:busybox:busybox:1.7.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.7.1 | cpe:2.3:a:busybox:busybox:1.7.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.7.2 | cpe:2.3:a:busybox:busybox:1.7.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.7.3 | cpe:2.3:a:busybox:busybox:1.7.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.8.0 | cpe:2.3:a:busybox:busybox:1.8.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.8.1 | cpe:2.3:a:busybox:busybox:1.8.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.8.2 | cpe:2.3:a:busybox:busybox:1.8.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.9.0 | cpe:2.3:a:busybox:busybox:1.9.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.9.1 | cpe:2.3:a:busybox:busybox:1.9.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.9.2 | cpe:2.3:a:busybox:busybox:1.9.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.10.0 | cpe:2.3:a:busybox:busybox:1.10.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.10.1 | cpe:2.3:a:busybox:busybox:1.10.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.10.2 | cpe:2.3:a:busybox:busybox:1.10.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.10.3 | cpe:2.3:a:busybox:busybox:1.10.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.10.4 | cpe:2.3:a:busybox:busybox:1.10.4:*:*:*:*:*:*:* |
| busybox | busybox | 1.11.0 | cpe:2.3:a:busybox:busybox:1.11.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.11.1 | cpe:2.3:a:busybox:busybox:1.11.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.11.2 | cpe:2.3:a:busybox:busybox:1.11.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.11.3 | cpe:2.3:a:busybox:busybox:1.11.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.12.0 | cpe:2.3:a:busybox:busybox:1.12.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.12.1 | cpe:2.3:a:busybox:busybox:1.12.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.12.2 | cpe:2.3:a:busybox:busybox:1.12.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.12.3 | cpe:2.3:a:busybox:busybox:1.12.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.12.4 | cpe:2.3:a:busybox:busybox:1.12.4:*:*:*:*:*:*:* |
| busybox | busybox | 1.13.0 | cpe:2.3:a:busybox:busybox:1.13.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.13.1 | cpe:2.3:a:busybox:busybox:1.13.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.13.2 | cpe:2.3:a:busybox:busybox:1.13.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.13.3 | cpe:2.3:a:busybox:busybox:1.13.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.13.4 | cpe:2.3:a:busybox:busybox:1.13.4:*:*:*:*:*:*:* |
| busybox | busybox | 1.14.0 | cpe:2.3:a:busybox:busybox:1.14.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.14.1 | cpe:2.3:a:busybox:busybox:1.14.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.14.2 | cpe:2.3:a:busybox:busybox:1.14.2:*:*:*:*:*:*:* |
| busybox | busybox | 1.14.3 | cpe:2.3:a:busybox:busybox:1.14.3:*:*:*:*:*:*:* |
| busybox | busybox | 1.14.4 | cpe:2.3:a:busybox:busybox:1.14.4:*:*:*:*:*:*:* |
| busybox | busybox | 1.15.0 | cpe:2.3:a:busybox:busybox:1.15.0:*:*:*:*:*:*:* |
| busybox | busybox | 1.15.1 | cpe:2.3:a:busybox:busybox:1.15.1:*:*:*:*:*:*:* |
| busybox | busybox | 1.15.2 | cpe:2.3:a:busybox:busybox:1.15.2:*:*:*:*:*:*:* |