CVE-2013-4441

The Phonemes mode in Pwgen 2.06 generates predictable passwords, which makes it easier for context-dependent attackers to guess the password via a brute-force attack.

Published: 2020-01-27 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2013-4441 is rated Moderate Risk (58/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 0.31%). 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-2013-4441

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 2026-01-26 0.43% 0.31% -0.12%
2 2025-03-30 0.91% 0.43% -0.47%
3 2025-03-29 — 0.91% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2013-4441

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/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:P)
Partial confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:N)
No availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2013-4441

OS Trackers for CVE-2013-4441

vendor priority summary link
debian unimportant CVE-2013-4441 unimportant priority: Debian including 1 source packages (pwgen), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): open 5. https://security-tracker.debian.org/tracker/CVE-2013-4441
ubuntu medium CVE-2013-4441 medium priority: Ubuntu including 1 source packages (pwgen), 8 status rows across 8 suites (lucid, precise, quantal, raring, saucy, trusty, upstream, utopic): ignored 6, DNE 1, needed 1. https://ubuntu.com/security/CVE-2013-4441

Affected software / configurations for CVE-2013-4441

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

References for CVE-2013-4441

URL Tags
http://www.openwall.com/lists/oss-security/2013/06/06/1 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2013/10/16/15 Mailing List Third Party Advisory
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=726578 Mailing List Third Party Advisory
https://www.openwall.com/lists/oss-security/2012/01/22/6 Mailing List Third Party Advisory
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