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01 Record

CVE-2018-12086

Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

Buffer overflow in OPC UA applications allows remote attackers to trigger a stack overflow with carefully structured requests.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
11.80% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 95.9% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-09-14 21:00Z8 YR AGO
Last updated
2024-08-05 08:24Z2 YR AGO
Reserved
2018-06-09
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-787Out-of-bounds WriteBase
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
942463bd5dc79b12033799f4a08e8be2ab7310b4448c2145b15243f6ab5df16f

05 Affected products

VendorProductVersionsPlatforms
debiandebian_linuxNot specified—
opcfoundationunified_architecture-.net-legacyNot specified—
opcfoundationunified_architecture-javaNot specified—
opcfoundationunified_architecture_.net-standardNot specified—
opcfoundationunified_architecture_ansicNot specified—
redhatenterprise_linuxNot specified—

06 References

07 Fixed in

Arch Linux

  • wireshark-cli
    Fixed in 2.6.4-1

Source: Arch Linux Security Tracker, the Arch Linux security team. Reformatted by exploit.cc.

Debian 12

  • wireshark
    Fixed in 2.6.4-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 13

  • wireshark
    Fixed in 2.6.4-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

Debian 14

  • wireshark
    Fixed in 2.6.4-1

Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.

A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.