CVE-2019-16256
Actively exploited. CVE-2019-16256 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2021-11-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
SIMalliance Toolbox Browser contains an command injection vulnerability that could allow remote attackers to retrieve location and IMEI information or execute a range of other attacks by modifying the attack message.
CSIRTS triage
- What
- The command injection vulnerability allows remote attackers to retrieve sensitive information or execute various attacks.
- Who is affected
- Users of SIMalliance Toolbox Browser are affected.
- Urgency
- Remediation is critical due to active exploitation and the severity of the vulnerability.
- Action
- Update to the latest version of the Toolbox Browser.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 91% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2019-16256: SIMalliance Toolbox Browser Command Injection Vulnerabilitycisa-kev · 2021-11-03
External references
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[](https://www.csirts.com/cve/CVE-2019-16256)