Kingsoft WPS Office wpsmain.dll PDF File memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Kingsoft WPS Office. Affected by this issue is some unknown functionality in the library wpsmain.dll. The manipulation as part of PDF File results in memory corruption. This vulnerability is cataloged as CVE-2018-7546. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability classified as problematic has been found in Kingsoft WPS Office (Office Suite Software). Affected is some unknown functionality in the library wpsmain.dll. The manipulation as part of a PDF File 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 availability. CVE summarizes:

wpsmain.dll in Kingsoft WPS Office 2016 and Jinshan PDF 10.1.0.6621 allows remote attackers to cause a denial of service via a crafted pdf file.

The bug was discovered 04/13/2018. The weakness was shared 07/18/2018 (Website). The advisory is available at cnvd.org.cn. This vulnerability is traded as CVE-2018-7546 since 02/27/2018. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 96 days. During that time the estimated underground price was around $0-$5k.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Kingsoft WPS Office 2016
  • Jinshan PDF 10.1.0.6621

Productinfo

Type

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.4

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

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/27/2018 🔍
04/13/2018 +45 days 🔍
07/18/2018 +95 days 🔍
07/18/2018 +0 days 🔍
07/18/2018 +0 days 🔍
03/08/2020 +599 days 🔍

Sourcesinfo

Advisory: cnvd.org.cn
Status: Not defined

CVE: CVE-2018-7546 (🔍)
GCVE (CVE): GCVE-0-2018-7546
GCVE (VulDB): GCVE-100-121914

Entryinfo

Created: 07/18/2018 23:08
Updated: 03/08/2020 11:12
Changes: 07/18/2018 23:08 (58), 03/08/2020 11:12 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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