MicroWorld eScan Anti-Virus 7.0.32 on Linux runasroot incorrect execution-assigned permissions

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in MicroWorld eScan Anti-Virus 7.0.32 on Linux. Affected by this issue is some unknown functionality of the file runasroot. Performing a manipulation results in incorrect execution-assigned permissions. This vulnerability is known as CVE-2023-4383. Attacking locally is a requirement. Furthermore, an exploit is available. The vendor was contacted early about this disclosure but did not respond in any way.

Detailsinfo

A vulnerability, which was classified as critical, was found in MicroWorld eScan Anti-Virus 7.0.32 on Linux (Anti-Malware Software). This affects an unknown functionality of the file runasroot. The manipulation with an unknown input leads to a incorrect execution-assigned permissions vulnerability. CWE is classifying the issue as CWE-279. While it is executing, the product sets the permissions of an object in a way that violates the intended permissions that have been specified by the user. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 08/16/2023. It is possible to read the advisory at gist.github.com. This vulnerability is uniquely identified as CVE-2023-4383. Technical details and a public exploit are known. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

The exploit is shared for download at gist.github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way.

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

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.8
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (VulDB): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Incorrect execution-assigned permissions
CWE: CWE-279 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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

08/16/2023 🔍
08/16/2023 +0 days 🔍
08/16/2023 +0 days 🔍
09/10/2023 +25 days 🔍

Sourcesinfo

Advisory: gist.github.com
Status: Not defined

CVE: CVE-2023-4383 (🔍)
GCVE (CVE): GCVE-0-2023-4383
GCVE (VulDB): GCVE-100-237315
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 08/16/2023 15:11
Updated: 09/10/2023 12:11
Changes: 08/16/2023 15:11 (43), 09/10/2023 12:03 (2), 09/10/2023 12:11 (27)
Complete: 🔍
Submitter: dmknght
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #189042: Incorrect UID check leads to privilege escalation (eScan antivirus Linux version 7.0.32) (by dmknght)

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