GHSA-9q94-v7ch-mxqw

Source

https://github.com/advisories/GHSA-9q94-v7ch-mxqw

Import Source

https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-9q94-v7ch-mxqw/GHSA-9q94-v7ch-mxqw.json

JSON Data

https://api.osv.dev/v1/vulns/GHSA-9q94-v7ch-mxqw

Aliases

CVE-2020-8867

Published

2021-08-02T17:35:42Z

Modified

2024-02-17T05:36:56.218778Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator

Summary

Insufficient Session Expiration and TOCTOU Race Condition in OPC FOundation UA .Net Standard

Details

This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of OPC Foundation UA .NET Standard 1.04.358.30. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of sessions. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerability to create a denial-of-service condition against the application. Was ZDI-CAN-10295.

Database specific

{
    "nvd_published_at": "2020-04-22T21:15:00Z",
    "severity": "MODERATE",
    "cwe_ids": [
        "CWE-367",
        "CWE-613"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-05-25T20:12:12Z"
}

References

Affected packages

NuGet / OPCFoundation.NetStandard.Opc.Ua

Package

Name: OPCFoundation.NetStandard.Opc.Ua; View open source insights on deps.dev
Purl: pkg:nuget/OPCFoundation.NetStandard.Opc.Ua

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

1.4.359.31

Affected versions

0.*

0.4.0

0.4.1

0.4.3

0.4.4

0.4.5

1.*

1.3.348

1.3.349

1.3.350

1.3.350.1

1.3.350.3

1.3.350.4

1.3.350.5

1.3.350.6

1.3.351.7

1.3.352.9

1.3.352.10

1.3.352.11

1.3.352.12

1.4.353.13

1.4.353.14

1.4.353.15

1.4.354.16-preview

1.4.354.18-preview

1.4.354.19-preview

1.4.354.20-preview

1.4.354.21

1.4.354.23

1.4.355.24-preview

1.4.355.25

1.4.355.26

1.4.356.27

1.4.357.28

1.4.358.29-preview

1.4.358.30

Database specific

last_known_affected_version_range

"<= 1.4.358.30"

source

"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/08/GHSA-9q94-v7ch-mxqw/GHSA-9q94-v7ch-mxqw.json"