VDB-117940 · CVE-2018-9982 · Qualys 370955

Foxit Reader 9.0.0.29935 U3D File out-of-bounds write

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	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.
7.5	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Foxit Reader 9.0.0.29935 and classified as critical. This impacts an unknown function of the component U3D File Handler. Executing a manipulation can lead to out-of-bounds write. This vulnerability is registered as CVE-2018-9982. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability has been found in Foxit Reader 9.0.0.29935 (Document Reader Software) and classified as critical. This vulnerability affects an unknown code of the component U3D File Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Foxit Reader 9.0.0.29935. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of the Texture Width in U3D files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated object. An attacker can leverage this vulnerability to execute code under the context of the current process. Was ZDI-CAN-5483.

The bug was discovered 05/04/2018. The weakness was published 05/17/2018 as confirmed security bulletin (Website). The advisory is shared for download at foxitsoftware.com. This vulnerability was named CVE-2018-9982 since 04/10/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 13 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370955 (Foxit Reader sensitive information disclosure vulnerability).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Similar entries are available at VDB-82783, VDB-82784, VDB-82785 and VDB-82786. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Document Reader Software

Vendor

Foxit

Name

Reader

Version

9.0.0.29935

License

free

Website

Vendor: https://www.foxitsoftware.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.6

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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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: Out-of-bounds write
CWE: CWE-787 / 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
Today	Unlock	Unlock	Unlock	Unlock

OpenVAS ID: 861522
OpenVAS Name: Foxit Reader Multiple Vulnerabilities-Apr18 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/10/2018 🔍
05/04/2018 +24 days 🔍
05/17/2018 +12 days 🔍
05/17/2018 +0 days 🔍
05/17/2018 +0 days 🔍
02/06/2020 +630 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: foxitsoftware.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-9982 (🔍)
GCVE (CVE): GCVE-0-2018-9982
GCVE (VulDB): GCVE-100-117940
See also: 🔍

Entryinfo

Created: 05/17/2018 22:24
Updated: 02/06/2020 21:23
Changes: 05/17/2018 22:24 (64), 02/06/2020 21:23 (3)
Complete: 🔍
Cache ID: 216::103