LiveActive security incident?Get immediate response
CVE Record

CVE-2019-12578: A vulnerability in the London Trust Media Private Internet Access (PIA) VPN Client v82 for Linux could allo...

A vulnerability in the London Trust Media Private Internet Access (PIA) VPN Client v82 for Linux could allow an authenticated, local attacker to run arbitrary code with elevated privileges. The openvpn_launcher.64 binary is setuid root. This binary executes /opt/pia/openvpn-64/openvpn, passing the parameters provided from the command line. Care was taken to programmatically disable potentially dangerous openvpn parameters; however, the --route-pre-down parameter can be used. This parameter accepts an arbitrary path to a script/program to be executed when OpenVPN exits. The --script-security parameter also needs to be passed to allow for this action to be taken, and --script-security is not currently in the disabled parameter list. A local unprivileged user can pass a malicious script/binary to the --route-pre-down option, which will be executed as root when openvpn is stopped.

UnknownCVSS not scoredNot KEV-listedUpdated
Discuss exposureBack to CVEs
Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2019-12578 is a local privilege-escalation issue in Private Internet Access VPN Client v82 for Linux. A logged-in local user could abuse the client’s privileged OpenVPN launcher to execute code as root when OpenVPN exits. This is most urgent on shared Linux systems or endpoints where untrusted users can log in.

Executive priority

Prioritize shared Linux systems and developer workstations first. The issue requires local access, but successful abuse can grant root control. If the affected legacy client is present, plan prompt removal, replacement, or vendor-confirmed upgrade.

Technical view

The PIA Linux v82 openvpn_launcher.64 binary is setuid root and forwards user-supplied OpenVPN parameters. The source says filtering missed route-pre-down and script-security, allowing a local unprivileged user to cause a chosen program to run with root privileges during shutdown behavior.

Likely exposure

Exposure appears limited to Linux systems running London Trust Media Private Internet Access VPN Client v82, especially where non-administrative users have shell or local account access. The provided CVE data does not identify other versions, packages, CPEs, or platforms.

Exploitation context

The source describes a local authenticated attack path. The provided bundle does not show CISA KEV listing, public active exploitation, or remote exploitation. Treat exploitation status as unconfirmed beyond the published vulnerability description.

Researcher notes

Evidence is narrow but clear for PIA VPN Client v82 on Linux. The CVE record lacks CVSS, CWE, CPE, affected-version range, and vendor fix details. Do not assume broader PIA versions are affected without additional vendor evidence.

Mitigation direction

  • Inventory Linux hosts for PIA VPN Client v82.
  • Check vendor guidance for fixed or supported Linux client versions.
  • Remove the affected client where it is unnecessary.
  • Restrict local user access on affected Linux systems.
  • Review setuid-root VPN helper binaries for unnecessary exposure.

Validation and detection

  • Confirm whether PIA VPN Client v82 is installed on Linux endpoints.
  • Check whether openvpn_launcher.64 exists and is setuid root.
  • Review affected hosts for untrusted local user accounts.
  • Verify remediation against vendor guidance before closing findings.
Prepared
Confidence
medium
Sources
3

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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.

description · low confidence lookup

Execution 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 lookup
cve · low confidence lookup

CVE-2019-12578 mapping review

Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.

Open ATT&CK lookup
Vulnerability profileCVE Program record
Severity
Unknown
CVSS
Not scored
Known Exploited
No
Published
Official CVE source material

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.

0CVSS vectors
0Timeline events
0ADP providers
2Source links

CVSS and timeline data

No CVSS vectors or timeline events were available in the normalized CVE source material.

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/an/an/aListed
Weakness

CWE details

No CWE listed

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.