DaviewIndy up to 8.98.9 Daview.exe PDF File input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.5$0-$5k0.00

A vulnerability was found in DaviewIndy up to 8.98.9 and classified as critical. This issue affects some unknown processing of the file Daview.exe. The manipulation as part of a PDF File leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

DaviewIndy 8.98.9 and earlier has a Heap-based overflow vulnerability, triggered when the user opens a malformed PDF file that is mishandled by Daview.exe. Attackers could exploit this and arbitrary code execution.

The weakness was released 07/17/2020 (Website). The advisory is shared at krcert.or.kr. The identification of this vulnerability is CVE-2020-7818 since 01/22/2020. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details are known, but no exploit is available.

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

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

CVSSv3info

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

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/22/2020 🔍
07/17/2020 +177 days 🔍
07/19/2020 +2 days 🔍
11/04/2020 +108 days 🔍

Sourcesinfo

Advisory: krcert.or.kr
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-7818 (🔍)

Entryinfo

Created: 07/19/2020 12:02
Updated: 11/04/2020 20:26
Changes: 07/19/2020 12:02 (37), 07/19/2020 12:07 (11), 11/04/2020 20:19 (1), 11/04/2020 20:26 (1)
Complete: 🔍

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