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No exploitation reportedFix available

CVE-2024-31486

No exploitation reported by the sources we read.

  • Published2024-05-14
  • WeaknessCWE-312

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A vulnerability has been identified in OPUPI0 AMQP/MQTT (All versions < V5.30). The affected devices stores MQTT client passwords without sufficient protection on the devices. An attacker with remote shell access or physical access could retrieve the credentials leading to confidentiality loss.

Timeline

dates in UTC
  1. 2024-05-1416:16CVE publishedNVD

Versions per branch

Products declared by the CNA

As siemens, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • Siemens OPUPI0 AMQP/MQTTother versions: unknown
    Affected
    • < V5.30fixed in V5.30custom

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2024-07-04

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-24-137-02 CISA1 known affected

    Siemens SICAM Products

    OPUPI0 AMQP/MQTT

  • SSA-871704 Siemens ProductCERT1 known affected

    SSA-871704: Multiple Vulnerabilities in SICAM Products

    OPUPI0 AMQP/MQTT

Full record on NVD

Fix

  1. Vendor fix Siemens ProductCERT SSA-871704 · 1 productUpdate to V5.30 or later version The firmware OPUPI0 V5.30 is present within "CP-8031/CP-8050 Package" V5.30
  2. Vendor fix CISA ICSA-24-137-02 · 1 productUpdate to V5.30 or later version The firmware OPUPI0 V5.30 is present within "CP-8031/CP-8050 Package" V5.30

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVE recordread 2026-10-23
  • CISA-ADPSSVC decisionnone2024-05-14
  • CNACVSS 4.06known since 2026-10-23
  • CNACVSS 3.15.3known since 2026-10-23
  • CNAweakness (CWE)CWE-312known since 2026-10-23
  • FIRST EPSSEPSS score0.5 %2026-11-08
  • GitHub Advisoriesadvisory—

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 4.0 vector
CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
2024-05-14
Last Modified
2026-06-17
NVD status
Deferred
GitHub Advisory
GHSA-vrp4-mrfp-3j9c

Frequently asked questions

What is CVE-2024-31486?

A vulnerability has been identified in OPUPI0 AMQP/MQTT (All versions < V5.30). The affected devices stores MQTT client passwords without sufficient protection on the devices. An attacker with remote shell access or physical access could retrieve the credentials leading to confidentiality loss.

Is CVE-2024-31486 actively exploited?

Active exploitation of CVE-2024-31486 has not been confirmed. Its EPSS score was 0.5% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-31486?

CVE-2024-31486 has a CVSS v3 base score of 5.3 (MEDIUM severity), with vector string CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

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