hfaxd in HylaFAX before 4.2.1, when installed with a "weak" hosts.hfaxd file, allows…
Priority LOW 36Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
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.
Why it matters now
EPSS 0.01779 78th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 11
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:hylafax:hylafax:4.1.1:*:*:*:*:*:*:* | 4.1.1 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1.2:*:*:*:*:*:*:* | 4.1.2 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1.3:*:*:*:*:*:*:* | 4.1.3 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1.5:*:*:*:*:*:*:* | 4.1.5 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1.6:*:*:*:*:*:*:* | 4.1.6 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1.7:*:*:*:*:*:*:* | 4.1.7 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1.8:*:*:*:*:*:*:* | 4.1.8 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1_beta1:*:*:*:*:*:*:* | 4.1_beta1 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1_beta2:*:*:*:*:*:*:* | 4.1_beta2 | Vulnerable | Hylafax |
| cpe:2.3:a:hylafax:hylafax:4.1_beta3:*:*:*:*:*:*:* | 4.1_beta3 | Vulnerable | Hylafax |
- cpe:2.3:a:hylafax:hylafax:4.1.1:*:*:*:*:*:*:* Versions 4.1.1 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1.2:*:*:*:*:*:*:* Versions 4.1.2 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1.3:*:*:*:*:*:*:* Versions 4.1.3 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1.5:*:*:*:*:*:*:* Versions 4.1.5 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1.6:*:*:*:*:*:*:* Versions 4.1.6 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1.7:*:*:*:*:*:*:* Versions 4.1.7 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1.8:*:*:*:*:*:*:* Versions 4.1.8 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1_beta1:*:*:*:*:*:*:* Versions 4.1_beta1 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1_beta2:*:*:*:*:*:*:* Versions 4.1_beta2 Vulnerable ·Hylafax
- cpe:2.3:a:hylafax:hylafax:4.1_beta3:*:*:*:*:*:*:* Versions 4.1_beta3 Vulnerable ·Hylafax
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-1182
- 2026-10-03 Alias added: GHSA-62q2-c83v-qvq3
References
More Hylafax vulnerabilities
- TI-2003-00814 Format string vulnerability in hfaxd for Hylafax 4.1.7 and earlier allows remote attackers to execute arbitrary code. CVSS 2.0HIGH 10.0
- TI-2018-12248 HylaFAX 6.0.6 and HylaFAX+ 5.6.0 allow remote attackers to execute arbitrary code via a… CVSS 3.0CRITICAL 9.8
- TI-2005-03362 Multiple eval injection vulnerabilities in HylaFAX 4.2.3 and earlier allow remote… CVSS 2.0HIGH 7.5
- TI-2002-01022 Buffer overflow in HylaFAX faxgetty before 4.1.3 allows remote attackers to cause a… CVSS 2.0HIGH 7.5
- TI-1999-01287 Buffer overflow in faxalter in hylafax 4.0.2 allows local users to gain privileges via a long -m command line argument. CVSS 2.0HIGH 7.2
- TI-2001-00380 Format string vulnerability in hfaxd in HylaFAX before 4.1.b2_2 allows local users to… CVSS 2.0HIGH 7.2
Sources
- CVE-2004-1182 · CVE Program
- CVE-2004-1182 · NVD
- FIRST EPSS
- GHSA-62q2-c83v-qvq3 · GitHub Advisory Database · CC BY 4.0
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