Security readout for executives and security teams
Plain-English summary
This vulnerability affects several SOUND4 audio/broadcast products and Kantar WM2 versions. A low-privileged local authenticated user can plant a malicious temporary file, and a later unauthenticated web request to ping.php can trigger command execution. For exposed management interfaces, this could become a serious operational and integrity risk.
Executive priority
Treat as high priority for any internet-reachable or shared-administration deployment. Prioritize isolation and vendor remediation checks because command execution on broadcast infrastructure can disrupt operations and compromise system integrity.
Technical view
CVE-2022-50791 is a CWE-78 command injection issue involving ping.php and temporary-file behavior. The CVSS 4.0 score is 8.5. Listed affected products include SOUND4 Impact/Pulse/First, Impact/Pulse Eco, BigVoice4, BigVoice2, Stream, and Kantar Media WM2 at the specified versions. Public advisories and exploit-detail references exist, but KEV does not list active exploitation.
Likely exposure
Most likely exposure is broadcast/audio appliances or management interfaces running the listed versions. Risk is higher if the web interface is reachable from untrusted networks or if local authenticated access is available to non-administrators.
Exploitation context
Sources describe a two-condition path: a local authenticated user creates a malicious file in /tmp, then an unauthenticated HTTP POST to ping.php triggers execution and deletion. Public exploit details are referenced, but provided sources do not establish active exploitation in the wild.
Researcher notes
Evidence comes from CVE, VulnCheck, Zero Science Lab, Packet Storm, and IBM X-Force references. The source bundle names affected versions but does not provide a vendor patch version. Avoid assuming broader product impact or active exploitation without additional evidence.
Mitigation direction
- Inventory SOUND4 and Kantar WM2 devices and confirm software versions.
- Restrict management web interfaces to trusted administrative networks only.
- Review vendor guidance for fixed versions or recommended workarounds.
- Limit local authenticated access to trusted administrators.
- Monitor /tmp and web logs for suspicious ping.php activity.
Validation and detection
- Identify devices matching the affected product and version list.
- Check whether ping.php is reachable from untrusted networks.
- Review access controls for local authenticated users.
- Inspect logs for unusual POST requests to ping.php.
- Confirm remediation status against vendor or advisory guidance.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-78: Command execution behavior lookup
Command injection weaknesses can lead defenders to review execution techniques and command interpreter telemetry. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-50791 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.5 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
8.5HighVector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- Zero Science Lab Disclosure (ZSL-2022-5735)CVE reference · third-party-advisory
- Packet Storm Security Exploit DetailsCVE reference · exploit
- IBM X-Force Vulnerability Exchange EntryCVE reference · vdb-entry
- SOUND4 Product HomepageCVE reference · product
- VulnCheck Advisory: SOUND4 IMPACT/FIRST/PULSE/Eco <=2.x Conditional Command Injection via ping.phpCVE reference · third-party-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.