t1utils up to 1.38 Font File t1disasm.c set_cs_start memory corruption

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7.0	$0-$5k	0.00

Summaryinfo

A vulnerability was found in t1utils up to 1.38 and classified as critical. This impacts the function set_cs_start of the file t1disasm.c of the component Font File Handler. The manipulation results in memory corruption. This vulnerability is cataloged as CVE-2015-3905. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in t1utils up to 1.38. Affected is the function set_cs_start of the file t1disasm.c of the component Font File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in the set_cs_start function in t1disasm.c in t1utils before 1.39 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted font file.

The weakness was shared 06/08/2015 by Jakub Wilk (Website). The advisory is shared for download at github.com. This vulnerability is traded as CVE-2015-3905 since 05/12/2015. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 83990 (Ubuntu 14.04 LTS / 14.10 : t1utils vulnerability (USN-2627-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350148 (Amazon Linux Security Advisory for t1utils: ALAS-2015-554).

Upgrading to version 1.39 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (83990), SecurityFocus (BID 74674†) and Vulnerability Center (SBV-50730†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

• t1utils

Version

• 1.0
• 1.1
• 1.2
• 1.3
• 1.4
• 1.5
• 1.6
• 1.7
• 1.8
• 1.9
• 1.10
• 1.11
• 1.12
• 1.13
• 1.14
• 1.15
• 1.16
• 1.17
• 1.18
• 1.19
• 1.20
• 1.21
• 1.22
• 1.23
• 1.24
• 1.25
• 1.26
• 1.27
• 1.28
• 1.29
• 1.30
• 1.31
• 1.32
• 1.33
• 1.34
• 1.35
• 1.36
• 1.37
• 1.38

License

• open-source

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Nessus ID: 83990
Nessus Name: Ubuntu 14.04 LTS / 14.10 : t1utils vulnerability (USN-2627-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 14611
OpenVAS Name: Amazon Linux Local Check: ALAS-2015-554
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: t1utils 1.39
Patch: github.com

Timelineinfo

05/12/2015 🔍
05/13/2015 +1 days 🔍
05/13/2015 +0 days 🔍
06/04/2015 +22 days 🔍
06/08/2015 +4 days 🔍
06/08/2015 +0 days 🔍
06/09/2015 +1 days 🔍
06/28/2015 +19 days 🔍
11/24/2024 +3437 days 🔍

Sourcesinfo

Advisory: USN-2627-1
Researcher: Jakub Wilk
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3905 (🔍)
GCVE (CVE): GCVE-0-2015-3905
GCVE (VulDB): GCVE-100-75744
SecurityFocus: 74674 - t1utils Buffer Overflow Vulnerability
Vulnerability Center: 50730 - t1utils <1.39 Remote DoS or Code Execution due to Buffer Overflow in the set_cs_start(), High

Entryinfo

Created: 06/09/2015 10:27
Updated: 11/24/2024 17:15
Changes: 06/09/2015 10:27 (56), 07/01/2017 19:59 (15), 05/20/2022 09:35 (4), 05/20/2022 09:39 (1), 05/20/2022 09:42 (2), 11/24/2024 17:15 (20)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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