FreeType 1.3.1/2.3.3/2.3.4/2.3.5 numeric error

CVSS Meta Temp Score
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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.
6.6$0-$5k0.00

A vulnerability has been found in FreeType 1.3.1/2.3.3/2.3.4/2.3.5 (Software Library) and classified as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

FreeType2 before 2.3.6 allow context-dependent attackers to execute arbitrary code via an invalid "number of axes" field in a Printer Font Binary (PFB) file, which triggers a free of arbitrary memory locations, leading to memory corruption.

The bug was discovered 06/10/2008. The weakness was released 06/16/2008 by regenrecht (Website). The advisory is shared at redhat.com. This vulnerability is known as CVE-2008-1807 since 04/15/2008. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 6 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 33229 (CentOS 3 / 4 / 5 : freetype (CESA-2008:0556)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 115928 (VMware Security Update (VMSA-2008-0014)).

Upgrading to version 2.3.4 eliminates this vulnerability. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (42968) and Tenable (33229). Entries connected to this vulnerability are available at 3813, 39245, 39887 and 42782.

Productinfo

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Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

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

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 33229
Nessus Name: CentOS 3 / 4 / 5 : freetype (CESA-2008:0556)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 61593
OpenVAS Name: Debian Security Advisory DSA 1635-1 (freetype)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: FreeType 2.3.4

Timelineinfo

04/15/2008 🔍
06/10/2008 +56 days 🔍
06/10/2008 +0 days 🔍
06/11/2008 +1 days 🔍
06/16/2008 +5 days 🔍
06/16/2008 +0 days 🔍
06/16/2008 +0 days 🔍
06/24/2008 +8 days 🔍
06/24/2008 +0 days 🔍
06/28/2008 +4 days 🔍
03/16/2015 +2452 days 🔍
08/12/2019 +1610 days 🔍

Sourcesinfo

Advisory: redhat.com
Researcher: regenrecht
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2008-1807 (🔍)
OVAL: 🔍

X-Force: 42968
SecurityTracker: 1020239
Vulnerability Center: 18662 - FreeType2 Freeing Memory Error Allows Remote Attackers to Execute Code and Cause DoS, High
SecurityFocus: 29641 - FreeType2 Printer Font Binary Remote Code Exeuction Vulnerability
Secunia: 30600
OSVDB: 46176 - CVE-2008-1807 - FreeType2 - Code Exeuction Issue
Vupen: ADV-2008-1794

See also: 🔍

Entryinfo

Created: 03/16/2015 17:00
Updated: 08/12/2019 06:53
Changes: 03/16/2015 17:00 (76), 08/12/2019 06:53 (12)
Complete: 🔍

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