CVE-2004-1182

hfaxd in HylaFAX before 4.2.1, when installed with a "weak" hosts.hfaxd file, allows remote attackers to authenticate and bypass intended access restrictions via a crafted (1) username or (2) hostname that satisfies a regular expression that is matched against a hosts.hfaxd entry without a password.

Published: 2004-12-31 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2004-1182 is rated Moderate Risk (57.6/100): CVSS High severity, with medium exploitation likelihood (EPSS 1.78%). EPSS rose +1.23% 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-2004-1182

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 0.55% 1.78% +1.23%
2 2025-03-17 0.49% 0.55% +0.06%
3 2024-07-27 — 0.49% —

Full EPSS history (7 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2004-1182

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P 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:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2004-1182

OS Trackers for CVE-2004-1182

vendor priority summary link
debian not yet assigned CVE-2004-1182 not yet assigned priority: Debian including 1 source packages (hylafax), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2004-1182
suse medium — https://www.suse.com/security/cve/CVE-2004-1182/
ubuntu medium CVE-2004-1182 medium priority: Ubuntu including 1 source packages (hylafax), 4 status rows across 4 suites (dapper, edgy, feisty, upstream): released 3, needs-triage 1. https://ubuntu.com/security/CVE-2004-1182

Affected software / configurations for CVE-2004-1182

Vendor Product Version Raw CPE
hylafax hylafax 4.1.1 cpe:2.3:a:hylafax:hylafax:4.1.1:*:*:*:*:*:*:*
hylafax hylafax 4.1.2 cpe:2.3:a:hylafax:hylafax:4.1.2:*:*:*:*:*:*:*
hylafax hylafax 4.1.3 cpe:2.3:a:hylafax:hylafax:4.1.3:*:*:*:*:*:*:*
hylafax hylafax 4.1.5 cpe:2.3:a:hylafax:hylafax:4.1.5:*:*:*:*:*:*:*
hylafax hylafax 4.1.6 cpe:2.3:a:hylafax:hylafax:4.1.6:*:*:*:*:*:*:*
hylafax hylafax 4.1.7 cpe:2.3:a:hylafax:hylafax:4.1.7:*:*:*:*:*:*:*
hylafax hylafax 4.1.8 cpe:2.3:a:hylafax:hylafax:4.1.8:*:*:*:*:*:*:*
hylafax hylafax 4.1_beta1 cpe:2.3:a:hylafax:hylafax:4.1_beta1:*:*:*:*:*:*:*
hylafax hylafax 4.1_beta2 cpe:2.3:a:hylafax:hylafax:4.1_beta2:*:*:*:*:*:*:*
hylafax hylafax 4.1_beta3 cpe:2.3:a:hylafax:hylafax:4.1_beta3:*:*:*:*:*:*:*
hylafax hylafax 4.2.0 cpe:2.3:a:hylafax:hylafax:4.2.0:*:*:*:*:*:*:*

References for CVE-2004-1182

cvelogic Threat Intelligence