CVE-2013-4440

Password Generator (aka Pwgen) before 2.07 generates weak non-tty passwords, which makes it easier for context-dependent attackers to guess the password via a brute-force attack.

Published: 2014-12-19 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2013-4440 is rated Moderate Risk (48/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.85%). EPSS rose +1.35% over the last day, indicating growing attacker interest. Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2013-4440

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 2026-06-15 0.49% 1.85% +1.35%
2 2025-05-23 0.58% 0.49% -0.09%
3 2025-03-30 — 0.58% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-4440

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2013-4440

OS Trackers for CVE-2013-4440

vendor priority summary link
debian unimportant CVE-2013-4440 unimportant priority: Debian including 1 source packages (pwgen), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2013-4440
ubuntu low CVE-2013-4440 low priority: Ubuntu including 1 source packages (pwgen), 21 status rows across 21 suites (artful, bionic, cosmic, disco, eoan, focal, groovy, hirsute, lucid, precise, quantal, raring, saucy, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): not-affected 13, ignored 6, DNE 1, released 1. https://ubuntu.com/security/CVE-2013-4440

Affected software / configurations for CVE-2013-4440

Vendor Product Version Raw CPE
pwgen_project pwgen <= 2.06 cpe:2.3:a:pwgen_project:pwgen:*:*:*:*:*:*:*:*

References for CVE-2013-4440

cvelogic Threat Intelligence