7.5

CVE-2022-29863: opcfoundation ua_.net_standard_stack

CVSS: 7.5v3.1HighModified
AliasesGHSA-r7pq-3x6p-7jcm
Published 16-06-2022Last modified 03-08-2024
Open JSON

Vulnerability summary

CVE-2022-29863 is a high (CVSS 7.5) vulnerability in opcfoundation ua_.net_standard_stack. EPSS estimates a 1.46% chance of exploitation in the next 30 days, higher than 73.1% of scored vulnerabilities.

Overall risk
30/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.1 (NVD)
EPSS score
1.46%
0%100%
Low · +0.03 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 16-06-2022
    PublishedVulnerability first disclosed.
  2. 03-08-2024
    Last modifiedVulnerability information updated.

Description

OPC UA .NET Standard Stack 1.04.368 allows remote attacker to cause a crash via a crafted message that triggers excessive memory allocation.

CVSS metrics

3 scores · 2 sources · 2 versions

EPSS trend

Probability

1.46%

Chance of exploitation in the next 30 days

Percentile

73%

Versus all other CVEs

30-day change

+0.03 pp

From 1.43% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.46%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

NuGet1 product
  • OPCFoundation.NetStandard.Opc.Ua.Core< 1.4.368.58
Opcfoundation1 product

2 vendors · 2 products

References

5 links