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Vulnerability record · CVE-2004-1182 · published 31 December 2004

CVE-2004-1182: Hylafax vulnerability

Hylafax · Hylafax

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.

7.5 CVSS 2.0 High EPSS 1.8% · top 22.7%
7.5CVSS 2.0 base score
1.8%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

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.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://marc.info/?l=bugtraq&m=110546971307585&w=2
http://marc.info/?l=hylafax&m=110545119911558&w=2
http://secunia.com/advisories/13812
http://security.gentoo.org/glsa/glsa-200501-21.xml Patch
http://www.debian.org/security/2004/dsa-634
http://www.mandriva.com/security/advisories?name=MDKSA-2005:006
http://marc.info/?l=bugtraq&m=110546971307585&w=2
http://marc.info/?l=hylafax&m=110545119911558&w=2
http://secunia.com/advisories/13812
http://security.gentoo.org/glsa/glsa-200501-21.xml Patch
http://www.debian.org/security/2004/dsa-634
http://www.mandriva.com/security/advisories?name=MDKSA-2005:006

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2003-0886Hylafax vulnerabilityFormat string vulnerability in hfaxd for Hylafax 4.1.7 and earlier allows remote attackers to execute arbitrary code.EPSS 13%9.8CVE-2018-17141Debian linux out-of-bounds write vulnerabilityHylaFAX 6.0.6 and HylaFAX+ 5.6.0 allow remote attackers to execute arbitrary code via a dial-in session that provides a FAX page with the JPEG bit en…EPSS 5.6%7.5CVE-2005-3539Hylafax vulnerabilityMultiple eval injection vulnerabilities in HylaFAX 4.2.3 and earlier allow remote attackers to execute arbitrary commands via (1) the notify script i…EPSS 13%7.5CVE-2002-1050Hylafax vulnerabilityBuffer overflow in HylaFAX faxgetty before 4.1.3 allows remote attackers to cause a denial of service, and possibly execute arbitrary code, via a lon…EPSS 4.7%7.2CVE-2001-0387Hylafax vulnerabilityFormat string vulnerability in hfaxd in HylaFAX before 4.1.b2_2 allows local users to gain privileges via the -q command line argument.EPSS 0.37%7.2CVE-1999-1340Hylafax vulnerabilityBuffer overflow in faxalter in hylafax 4.0.2 allows local users to gain privileges via a long -m command line argument.EPSS 0.91%5.0CVE-2002-1049Hylafax vulnerabilityFormat string vulnerability in HylaFAX faxgetty before 4.1.3 allows remote attackers to cause a denial of service (crash) via the TSI data element.EPSS 1.9%3.6CVE-2005-3070Hylafax vulnerabilityHylaFax 4.2.1 and earlier does not create or verify ownership of the UNIX domain socket, which might allow local users to read faxes and cause a deni…EPSS 0.36%

Source: NIST National Vulnerability Database (record CVE-2004-1182), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.