illumos illumos-gate /dev/net stack-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in illumos illumos-gate and classified as critical. This impacts an unknown function of the file /dev/net. Such manipulation leads to stack-based overflow. This vulnerability is referenced as CVE-2023-31284. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in illumos illumos-gate (the affected version is unknown). It has been rated as critical. Affected by this issue is an unknown code of the file /dev/net. The manipulation with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. CVE summarizes:

illumos illumos-gate before 676abcb has a stack buffer overflow in /dev/net, leading to privilege escalation via a stat on a long file name in /dev/net.

The weakness was published 05/05/2023. The advisory is available at github.com. This vulnerability is handled as CVE-2023-31284 since 04/27/2023. Technical details are known, but there is no available exploit.

Applying the patch 676abcb is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-35598). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

Name

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / 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: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 676abcb

Timelineinfo

04/27/2023 🔍
05/05/2023 +8 days 🔍
05/05/2023 +0 days 🔍
12/24/2025 +964 days 🔍

Sourcesinfo

Product: github.com

Advisory: github.com
Status: Confirmed

CVE: CVE-2023-31284 (🔍)
GCVE (CVE): GCVE-0-2023-31284
GCVE (VulDB): GCVE-100-228050
EUVD: 🔍

Entryinfo

Created: 05/05/2023 07:32
Updated: 12/24/2025 22:04
Changes: 05/05/2023 07:32 (39), 05/28/2023 07:34 (11), 01/30/2025 08:33 (27), 12/24/2025 22:04 (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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