Alexej Kryukov FontForge 20100501 Registry memory corruption

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

Summaryinfo

A vulnerability identified as critical has been detected in Alexej Kryukov FontForge 20100501. The impacted element is an unknown function of the component Registry. This manipulation causes memory corruption. This vulnerability is registered as CVE-2010-4259. Furthermore, an exploit is available.

Detailsinfo

A vulnerability was found in Alexej Kryukov FontForge 20100501. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the component Registry. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Stack-based buffer overflow in FontForge 20100501 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a long CHARSET_REGISTRY header in a BDF font file.

The weakness was published 11/30/2010 by Ulrik Persson as Bug 659359 as not defined bug report (Bugzilla). The advisory is shared at bugzilla.redhat.com. This vulnerability is known as CVE-2010-4259 since 11/16/2010. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available.

A public exploit has been developed by Ulrik Persson and been published 2 weeks after the advisory. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 57650 (GLSA-201201-08 : FontForge: User-assisted execution of arbitrary code), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks.

A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Exploit-DB (15732), Tenable (57650), SecurityFocus (BID 45162†), OSVDB (69652†) and Secunia (SA42577†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.9

VulDB Base Score: 7.3
VulDB Temp Score: 6.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Ulrik Persson
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 57650
Nessus Name: GLSA-201201-08 : FontForge: User-assisted execution of arbitrary code
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 69960
OpenVAS Name: Debian Security Advisory DSA 2253-1 (fontforge)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

11/16/2010 🔍
11/30/2010 +14 days 🔍
11/30/2010 +0 days 🔍
12/02/2010 +2 days 🔍
12/02/2010 +0 days 🔍
12/07/2010 +5 days 🔍
12/08/2010 +1 days 🔍
12/14/2010 +5 days 🔍
12/14/2010 +0 days 🔍
12/14/2010 +0 days 🔍
12/21/2010 +7 days 🔍
01/24/2012 +399 days 🔍
03/19/2015 +1150 days 🔍
10/06/2024 +3489 days 🔍

Sourcesinfo

Advisory: Bug 659359
Researcher: Ulrik Persson
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-4259 (🔍)
GCVE (CVE): GCVE-0-2010-4259
GCVE (VulDB): GCVE-100-55645

OVAL: 🔍

SecurityFocus: 45162 - FontForge Bitmap Distribution Format (.BDF) Font File Stack-Based Buffer Overflow Vulnerability
Secunia: 42577 - Fedora update for fontforge, Moderately Critical
OSVDB: 69652 - FontForge BDF Font File CHARSET_REGISTRY Header Overflow
Vulnerability Center: 28717 - FontForge 20100501 Stack-Based Buffer Overflow via a Crafted BDF Font File, Medium
Vupen: ADV-2010-3200

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

Entryinfo

Created: 03/19/2015 14:37
Updated: 10/06/2024 09:30
Changes: 03/19/2015 14:37 (66), 03/11/2017 09:01 (22), 10/06/2021 09:33 (3), 10/06/2024 09:30 (16)
Complete: 🔍
Cache ID: 216::103

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