Nix up to 2.3 default permission

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
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CTI Interest Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Nix up to 2.3. It has been declared as critical. Affected by this issue is some unknown functionality. Executing a manipulation can lead to default permission. The identification of this vulnerability is CVE-2019-17365. The attack can only be executed locally. There is no exploit available.

Detailsinfo

A vulnerability classified as critical was found in Nix up to 2.3. This vulnerability affects some unknown processing. The manipulation with an unknown input leads to a default permission vulnerability. The CWE definition for the vulnerability is CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Nix through 2.3 allows local users to gain access to an arbitrary user's account because the parent directory of the user-profile directories is world writable.

The weakness was shared 10/09/2019 (Website). The advisory is available at openwall.com. This vulnerability was named CVE-2019-17365 since 10/09/2019. Local access is required to approach this attack. Required for exploitation is a single authentication. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

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

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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: Default permission
CWE: CWE-276 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
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

10/09/2019 🔍
10/09/2019 +0 days 🔍
10/10/2019 +1 days 🔍
01/15/2025 +1924 days 🔍

Sourcesinfo

Advisory: openwall.com
Status: Not defined

CVE: CVE-2019-17365 (🔍)
GCVE (CVE): GCVE-0-2019-17365
GCVE (VulDB): GCVE-100-143254

Entryinfo

Created: 10/10/2019 10:37
Updated: 01/15/2025 17:57
Changes: 10/10/2019 10:37 (51), 09/29/2020 16:52 (1), 01/15/2025 17:57 (16)
Complete: 🔍
Cache ID: 216::103

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