Security readout for executives and security teams
Plain-English summary
CVE-2023-24519 is a high-severity command injection issue in the Milesight UR32L router firmware v32.3.0.5. A low-privileged attacker who can send a crafted network request to the affected ping utility may execute operating system commands on the device.
Executive priority
Treat as a high-priority network edge device issue. Command execution on routers can affect traffic, availability, and downstream trust, but urgency should be based on confirmed UR32L v32.3.0.5 deployment and interface exposure.
Technical view
The flaw is CWE-77 OS command injection in the vtysh_ubus toolsh_excute.constprop.1 functionality, specifically the ping tool utility. CVSS 3.1 is 8.8: network attack vector, low complexity, low privileges required, no user interaction, and high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is limited by the supplied sources to Milesight UR32L devices running firmware v32.3.0.5. Risk is higher where the affected network-accessible functionality is reachable by low-privileged users or exposed beyond trusted administration networks.
Exploitation context
The sources describe crafted network requests leading to command execution, but do not provide evidence of active exploitation. The CVE is not listed as KEV in the supplied bundle.
Researcher notes
Do not assume broader Milesight impact beyond UR32L v32.3.0.5 from these sources. The bundle names command injection in the ping utility but does not include patch status, exploit-in-the-wild evidence, or additional affected versions.
Mitigation direction
- Inventory Milesight UR32L devices and identify firmware v32.3.0.5.
- Check Milesight and Talos guidance for supported firmware updates or mitigations.
- Restrict access to router management and affected network interfaces to trusted administrators.
- Review low-privileged accounts and remove unnecessary access.
- Monitor affected devices for suspicious command execution or configuration changes.
Validation and detection
- Confirm device model and firmware version through approved asset management methods.
- Verify whether affected interfaces are reachable from untrusted networks.
- Review user roles with access to router utilities such as ping.
- Check vendor advisories for fixed firmware or compensating controls.
- Validate monitoring covers administrative actions and unexpected process execution.
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-77: 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-2023-24519 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
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
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 a Command ('Command Injection')
Improper Neutralization of Special Elements used in a Command ('Command Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.