{"id":"CVE-2025-26379","state":"PUBLISHED","title":"Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG use of Cryptographically Weak Pseudo-Random Number Generator","description":"Use of a weak pseudo-random number generator, which may allow an attacker to read or inject encrypted PowerG packets.","publishedAt":"2025-12-22T14:21:29.597Z","updatedAt":"2025-12-22T16:19:25.130Z","severity":{"score":7.2,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:N","source":"jci"},"assigner":"jci","products":["Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG"],"affected":[{"vendor":"Johnson Controls","product":"IQ Panels2, 2+, IQHub, IQPanel 4, PowerG","defaultStatus":"unaffected","versions":[{"version":"IQ Panels2","status":"affected","lessThanOrEqual":"2","versionType":"custom"},{"version":"IQ Panel 2+","status":"affected","lessThanOrEqual":"2+","versionType":"custom"},{"version":"IQHub","status":"affected","versionType":"custom"},{"version":"IQPanel 4","status":"affected","lessThanOrEqual":"4.6.0","versionType":"custom"},{"version":"PowerG","status":"affected","lessThanOrEqual":"53.02","versionType":"custom"}]}],"references":["https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories","https://www.cisa.gov/news-events/ics-advisories/icsa-25-350-02"],"weaknesses":["CWE-338"],"ingestedAt":"2026-10-29T20:08:47.682Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/26xxx/CVE-2025-26379.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-26379","state":"PUBLISHED","datePublished":"2025-12-22T14:21:29.597Z","dateUpdated":"2025-12-22T16:19:25.130Z","assignerShortName":"jci","assignerOrgId":"7281d04a-a537-43df-bfb4-fa4110af9d01","dateReserved":"2025-02-07T14:15:53.879Z"},"containers":{"cna":{"title":"Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG use of Cryptographically Weak Pseudo-Random Number Generator","descriptions":[{"lang":"en","value":"Use of a weak pseudo-random number generator, which may allow an attacker to read or inject encrypted PowerG packets."}],"affected":[{"vendor":"Johnson Controls","product":"IQ Panels2, 2+, IQHub, IQPanel 4, PowerG","defaultStatus":"unaffected","versions":[{"version":"IQ Panels2","status":"affected","lessThanOrEqual":"2","versionType":"custom"},{"version":"IQ Panel 2+","status":"affected","lessThanOrEqual":"2+","versionType":"custom"},{"version":"IQHub","status":"affected","versionType":"custom"},{"version":"IQPanel 4","status":"affected","lessThanOrEqual":"4.6.0","versionType":"custom"},{"version":"PowerG","status":"affected","lessThanOrEqual":"53.02","versionType":"custom"}]}],"references":[{"url":"https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories"},{"url":"https://www.cisa.gov/news-events/ics-advisories/icsa-25-350-02"}],"metrics":[{"cvssV4_0":{"Automatable":"NOT_DEFINED","Recovery":"NOT_DEFINED","Safety":"NOT_DEFINED","attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"ADJACENT","baseScore":7.2,"baseSeverity":"HIGH","exploitMaturity":"NOT_DEFINED","privilegesRequired":"NONE","providerUrgency":"NOT_DEFINED","subAvailabilityImpact":"NONE","subConfidentialityImpact":"LOW","subIntegrityImpact":"LOW","userInteraction":"NONE","valueDensity":"NOT_DEFINED","vectorString":"CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:L/SC:L/SI:L/SA:N","version":"4.0","vulnAvailabilityImpact":"LOW","vulnConfidentialityImpact":"LOW","vulnIntegrityImpact":"HIGH","vulnerabilityResponseEffort":"NOT_DEFINED"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-338","description":"CWE-338 Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"jci","orgId":"7281d04a-a537-43df-bfb4-fa4110af9d01","dateUpdated":"2025-12-22T14:21:29.597Z"},"credits":[{"lang":"en","type":"finder","value":"James Chambersof NCC Group"},{"lang":"en","type":"finder","value":"and Sultan Qasim Khan NCC Group"}],"datePublic":"2025-12-16T14:11:00.000Z","impacts":[{"capecId":"CAPEC-59","descriptions":[{"lang":"en","value":"CAPEC-59 Session Credential Falsification through Prediction"}]}],"solutions":[{"lang":"en","supportingMedia":[{"base64":false,"type":"text/html","value":"a.  Update IQ Panel 4’s to version 4.6.1/4.6.1i<br>b.  Devices that support PowerG+ should use PowerG v53.05 or later. <br>c.  During the installation or enrollment of PowerG+ devices, enter the PIN code in the PIN Code field on the sensor enrollment screen. For additional security, Johnson Controls recommends only authorized company personnel or integrators be present during the pairing process<br>d.  Replace all End-of-Life Products (IQ Panel 2, IQ Panel 2+, IQ Hub) with the latest IQ Panel 4 using firmware version 4.6.1 or greater<br><br>"}],"value":"a.  Update IQ Panel 4’s to version 4.6.1/4.6.1i\nb.  Devices that support PowerG+ should use PowerG v53.05 or later. \nc.  During the installation or enrollment of PowerG+ devices, enter the PIN code in the PIN Code field on the sensor enrollment screen. For additional security, Johnson Controls recommends only authorized company personnel or integrators be present during the pairing process\nd.  Replace all End-of-Life Products (IQ Panel 2, IQ Panel 2+, IQ Hub) with the latest IQ Panel 4 using firmware version 4.6.1 or greater"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-22T16:19:13.074335Z","id":"CVE-2025-26379","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-12-22T16:19:25.130Z"}}]}}}