Hylafax up to 4.1.7 hfaxd format string

EntryHistoryDiffjsonxmlCTI

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
9.3	$0-$5k	0.00

A vulnerability classified as very critical has been found in Hylafax up to 4.1.7. This affects an unknown functionality of the component hfaxd. The manipulation with an unknown input leads to a format string vulnerability. CWE is classifying the issue as CWE-134. The product uses a function that accepts a format string as an argument, but the format string originates from an external source. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Format string vulnerability in hfaxd for Hylafax 4.1.7 and earlier allows remote attackers to execute arbitrary code.

The weakness was published 12/01/2003 with SuSE Security Team (Website). It is possible to read the advisory at debian.org. This vulnerability is uniquely identified as CVE-2003-0886. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 06/29/2021).

A public exploit has been developed in ANSI C. The exploit is shared for download at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 15238 (Debian DSA-401-1 : hylafax - format strings), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (13642) and Tenable (15238).

Productinfo

Name

Hylafax

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.3

VulDB Base Score: 9.8
VulDB Temp Score: 9.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
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Exploitinginfo

Class: Format string
CWE: CWE-134 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 15238
Nessus Name: Debian DSA-401-1 : hylafax - format strings
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 53382
OpenVAS Name: Debian Security Advisory DSA 401-1 (hylafax)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/24/2003 🔍
11/10/2003 +17 days 🔍
12/01/2003 +21 days 🔍
12/01/2003 +0 days 🔍
12/01/2003 +0 days 🔍
09/29/2004 +303 days 🔍
11/29/2009 +1887 days 🔍
08/21/2014 +1726 days 🔍
06/29/2021 +2504 days 🔍

Sourcesinfo

Advisory: debian.org
Organization: SuSE Security Team
Status: Not defined

CVE: CVE-2003-0886 (🔍)
X-Force: 13642
Vulnerability Center: 24220 - Hylafax 4.1.7 and Prior Remote Format String Arbitrary Code Execution Vulnerability, High
SecurityFocus: 9005 - Hylafax HFaxD Unspecified Format String Vulnerability

scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/21/2014 17:30
Updated: 06/29/2021 10:36
Changes: 08/21/2014 17:30 (58), 02/17/2017 11:32 (12), 06/29/2021 10:30 (3), 06/29/2021 10:36 (1)
Complete: 🔍