VDB-109756 · CVE-2017-16899 · Nessus 105134

Xfig 3.2.6a fig2dev dev/gentikz.c array index

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6.6	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as critical has been found in Xfig 3.2.6a. This impacts an unknown function of the file dev/gentikz.c of the component fig2dev. Executing a manipulation can lead to array index. This vulnerability is handled as CVE-2017-16899. The attack can be executed remotely. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in Xfig 3.2.6a. This vulnerability affects an unknown part of the file dev/gentikz.c of the component fig2dev. The manipulation with an unknown input leads to a array index vulnerability. The CWE definition for the vulnerability is CWE-129. The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array. As an impact it is known to affect confidentiality, and availability. CVE summarizes:

An array index error in the fig2dev program in Xfig 3.2.6a allows remote attackers to cause a denial-of-service attack or information disclosure with a maliciously crafted Fig format file, related to a negative font value in dev/gentikz.c, and the read_textobject functions in read.c and read1_3.c.

The bug was discovered 11/20/2017. The weakness was released 11/20/2017 (Website). The advisory is shared for download at bugs.debian.org. This vulnerability was named CVE-2017-16899 since 11/20/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 105134 (Fedora 26 : 1:transfig (2017-b0b4cc40c1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170883 (OpenSUSE Security Update for transfig (openSUSE-SU-2018:0498-1)).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (105134). Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Xfig

Version

3.2.6a

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.1
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Array index
CWE: CWE-129 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

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Price Prediction: 🔍
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Nessus ID: 105134
Nessus Name: Fedora 26 : 1:transfig (2017-b0b4cc40c1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 881875
OpenVAS Name: Fedora Update for transfig FEDORA-2017-b0b4cc40c1
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

11/20/2017 🔍
11/20/2017 +0 days 🔍
11/20/2017 +0 days 🔍
11/20/2017 +0 days 🔍
11/21/2017 +1 days 🔍
12/09/2017 +18 days 🔍
12/11/2017 +2 days 🔍
01/11/2023 +1857 days 🔍