Ashlar-Vellum Cobalt AR File Parser use after free

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.3$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Ashlar-Vellum Cobalt. This impacts an unknown function of the component AR File Parser. Such manipulation leads to use after free. This vulnerability is traded as CVE-2023-42103. An attack has to be approached locally. There is no exploit available. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Ashlar-Vellum Cobalt (the affected version unknown). Affected by this issue is an unknown part of the component AR File Parser. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Ashlar-Vellum Cobalt AR File Parsing Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Ashlar-Vellum Cobalt. 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 AR files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. . Was ZDI-CAN-20660.

The weakness was shared 09/22/2023 as ZDI-23-1452. The advisory is available at zerodayinitiative.com. This vulnerability is handled as CVE-2023-42103 since 09/06/2023. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 09/19/2024).

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.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.0
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

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

09/06/2023 🔍
09/22/2023 +16 days 🔍
09/22/2023 +0 days 🔍
09/19/2024 +363 days 🔍

Sourcesinfo

Advisory: ZDI-23-1452
Status: Not defined

CVE: CVE-2023-42103 (🔍)
GCVE (CVE): GCVE-0-2023-42103
GCVE (VulDB): GCVE-100-240194

Entryinfo

Created: 09/22/2023 08:11 AM
Updated: 09/19/2024 11:12 AM
Changes: 09/22/2023 08:11 AM (36), 09/19/2024 11:12 AM (28)
Complete: 🔍
Cache ID: 244:03E:40

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