Canvas Draw 4.0.0 PCX Parser out-of-bounds write

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

Summaryinfo

A vulnerability was found in Canvas Draw 4.0.0. It has been declared as critical. This impacts an unknown function of the component PCX Parser. Such manipulation leads to out-of-bounds write. This vulnerability is listed as CVE-2018-3870. The attack must be carried out locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Canvas Draw 4.0.0. Affected by this issue is some unknown processing of the component PCX Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An exploitable out-of-bounds write exists in the PCX parsing functionality of Canvas Draw version 4.0.0. A specially crafted PCX image processed via the application can lead to an out-of-bounds write, overwriting arbitrary data. An attacker can deliver a PCX image to trigger this vulnerability and gain code execution. A different vulnerability than CVE-2018-3871.

The bug was discovered 07/19/2018. The weakness was presented 07/19/2018 (Website). The advisory is shared for download at talosintelligence.com. This vulnerability is handled as CVE-2018-3870 since 01/02/2018. The attack may be launched remotely. No form of authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available.

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

See VDB-121989, VDB-121987, VDB-121986 and VDB-121985 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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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: 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: 🔍

Timelineinfo

01/02/2018 🔍
07/19/2018 +197 days 🔍
07/19/2018 +0 days 🔍
07/19/2018 +0 days 🔍
07/20/2018 +1 days 🔍
03/08/2020 +597 days 🔍

Sourcesinfo

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2018-3870 (🔍)
GCVE (CVE): GCVE-0-2018-3870
GCVE (VulDB): GCVE-100-121988
See also: 🔍

Entryinfo

Created: 07/20/2018 08:57
Updated: 03/08/2020 20:03
Changes: 07/20/2018 08:57 (55), 03/08/2020 20:03 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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