Severity by source
Network-reachable daemon with implied unauthenticated access; high integrity impact from transceiver control; low confidentiality and availability from audio exposure and potential crash.
Lifecycle Timeline
1DescriptionCVE.org
[GHSA-x5r8-rq62-q9cj: remotetrx: unvalidated audio length + exposed transceiver control]
AnalysisAI
remotetrx, a network-accessible remote transceiver control daemon (part of the SvxLink amateur radio suite), exposes two compounding weaknesses: unvalidated audio payload length processing and insufficiently restricted transceiver control interfaces. An attacker with network access to the remotetrx service can exploit the unvalidated audio length to trigger memory-safety violations, and separately interact with exposed transceiver control functions without expected authorization barriers. …
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Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | remotetrx must be running and its control or audio port must be reachable over the network - this is its default operational mode for remote transceiver deployments. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | Risk assessment is severely constrained by missing data: no CVSS vector, no EPSS score, no KEV status, no POC confirmation, and no SSVC decision data were provided. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | An attacker with network connectivity to the remotetrx service port crafts an audio packet containing a manipulated length field that exceeds the application's buffer boundary, triggering a heap or stack corruption condition. Separately or in combination, the attacker sends unauthenticated transceiver control commands to key up the transmitter or alter operating parameters. … |
| Remediation | Consult the Ubuntu Security Notices portal and the GitHub Security Advisory GHSA-x5r8-rq62-q9cj for the authoritative patched package version, as no specific fix version was included in the provided intelligence. … Detailed patch versions, workarounds, and compensating controls in full report. |
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