FreeType 2.5.3 access control

CVSS Meta Temp Score
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability, which was classified as critical, was found in FreeType 2.5.3 (Software Library). This affects an unknown code. The manipulation with an unknown input leads to a access control vulnerability. CWE is classifying the issue as CWE-264. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

bdf/bdflib.c in FreeType before 2.5.4 identifies property names by only verifying that an initial substring is present, which allows remote attackers to discover heap pointer values and bypass the ASLR protection mechanism via a crafted BDF font.

The weakness was disclosed 12/06/2014 by Mateusz Jurczyk (j00ru) with Google as FreeType 2.5.4 as confirmed news (Website). It is possible to read the advisory at freetype.org. This vulnerability is uniquely identified as CVE-2014-9675 since 02/07/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

The vulnerability scanner Nessus provides a plugin with the ID 82509 (Amazon Linux AMI : freetype (ALAS-2015-502)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350200 (Amazon Linux Security Advisory for freetype: ALAS-2015-502).

Upgrading to version 2.5.4 eliminates this vulnerability. The upgrade is hosted for download at sourceforge.net. A possible mitigation has been published immediately after the disclosure of the vulnerability. The news contains the following remark:

FreeType 2.5.4 has been released. All users should upgrade due to another fix for vulnerability CVE-2014-2240 in the CFF driver. The library also contains a new round of patches for better protection against malformed fonts.

The vulnerability is also documented in the databases at X-Force (100821) and Tenable (82509). The entries 69067, 69068, 69069 and 69070 are pretty similar.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
ATT&CK: T1068

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 82509
Nessus Name: Amazon Linux AMI : freetype (ALAS-2015-502)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: ALAS-2015-502
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: 🔍
Exposure Time: 🔍

Upgrade: FreeType 2.5.4
Patch: git.savannah.gnu.org

Timelineinfo

12/06/2014 🔍
12/06/2014 +0 days 🔍
02/07/2015 +63 days 🔍
02/08/2015 +1 days 🔍
02/08/2015 +0 days 🔍
02/08/2015 +0 days 🔍
02/09/2015 +1 days 🔍
02/25/2015 +16 days 🔍
03/09/2015 +12 days 🔍
03/09/2022 +2557 days 🔍

Sourcesinfo

Advisory: FreeType 2.5.4
Researcher: Mateusz Jurczyk (j00ru)
Organization: Google
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9675 (🔍)
OVAL: 🔍

X-Force: 100821 - FreeType bdf/bdflib.c security bypass, Medium Risk
SecurityTracker: 1031711 - FreeType Multiple Flaws Let Remote Users Bypass Security Features, Deny Service, and Execute Arbitrary Code
Vulnerability Center: 48799 - FreeType before 2.5.4 Remote Bypass ASLR Protection Mechanism via a Crafted BDF Font, Medium
SecurityFocus: 72986 - FreeType Versions Prior to 2.5.4 Multiple Remote Vulnerabilities

See also: 🔍

Entryinfo

Created: 02/09/2015 15:59
Updated: 03/09/2022 01:12
Changes: 02/09/2015 15:59 (79), 06/21/2017 10:53 (10), 03/09/2022 01:05 (3), 03/09/2022 01:12 (1)
Complete: 🔍

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