VDB-128376 · CVE-2018-20247 · BID 106306

Foxit Quick PDF Library up to 16.11 Tree Structure LoadFromFile/LoadFromString/LoadFromStream memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Foxit Quick PDF Library up to 16.11. The affected element is the function LoadFromFile/LoadFromString/LoadFromStream of the component Tree Structure Handler. The manipulation results in memory corruption. This vulnerability is identified as CVE-2018-20247. The attack is only possible with local access. There is not any exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Foxit Quick PDF Library up to 16.11 (Software Library). Affected is the function LoadFromFile/LoadFromString/LoadFromStream of the component Tree Structure 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:

In Foxit Quick PDF Library (all versions prior to 16.12), issue where loading a malformed or malicious PDF containing a recursive page tree structure using the LoadFromFile, LoadFromString or LoadFromStream functions results in a stack overflow.

The bug was discovered 12/17/2018. The weakness was released 12/24/2018 with Check Point (Website). The advisory is shared for download at foxitsoftware.com. This vulnerability is traded as CVE-2018-20247 since 12/19/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 7 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 371385 (Foxit Quick PDF Library access violation vulnerability).

Upgrading to version 16.12 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 106306†). Entries connected to this vulnerability are available at VDB-82783, VDB-82784, VDB-82785 and VDB-82786. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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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: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Quick PDF Library 16.12

Timelineinfo

12/17/2018 🔍
12/19/2018 +2 days 🔍
12/24/2018 +5 days 🔍
12/24/2018 +0 days 🔍
12/24/2018 +0 days 🔍
12/25/2018 +1 days 🔍
04/24/2020 +486 days 🔍

Sourcesinfo

Vendor: foxitsoftware.com

Advisory: foxitsoftware.com
Organization: Check Point
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-20247 (🔍)
GCVE (CVE): GCVE-0-2018-20247
GCVE (VulDB): GCVE-100-128376
SecurityFocus: 106306 - Foxit Quick PDF Library Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 12/25/2018 10:33
Updated: 04/24/2020 07:55
Changes: 12/25/2018 10:33 (65), 04/24/2020 07:55 (5)
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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