Security readout for executives and security teams
This is a high-impact command injection flaw in Pulse Secure VPN and policy appliances. An attacker who can authenticate to the admin web interface could run commands on the appliance. Because CISA lists it as known exploited, affected systems should be treated as urgent remediation targets. Exposure is most likely where affected Pulse Connect Secure 9.0, 8.3, 8.2, or 8.1 branches, or Pulse Policy Secure 9.0, 5.4, 5.3, 5.2, or 5.1 branches, remain below the fixed releases. Risk increases if the admin web interface is reachable beyond tightly controlled admin networks. Prioritize remediation for any affected appliance, especially Internet-reachable VPN infrastructure. This class of vulnerability can turn a remote access system into an attacker foothold. KEV status makes delay difficult to justify, even though exploitation requires authenticated administrative access according to the source data. Mitigation focus: Upgrade Pulse Connect Secure to the fixed release listed for its branch or later.; Upgrade Pulse Policy Secure to the fixed release listed for its branch or later.; Restrict admin web interface access to trusted management networks only..
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 lookupCVE-2019-11539 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 (3.0)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:H/S:C/UI: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.
CISA KEV status
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:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:H/S:C/UI:N1.36Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8HighVector: CVSS:3.0/AC:H/AV:N/A:H/C:H/I:H/PR:H/S:C/UI:N
Source materials
- CVE List V5 sourceCVE List V5
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101CVE reference · x_refsource_CONFIRM
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0010CVE reference · x_refsource_CONFIRM
- https://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdfCVE reference · x_refsource_MISC
- https://devco.re/blog/2019/09/02/attacking-ssl-vpn-part-3-the-golden-Pulse-Secure-ssl-vpn-rce-chain-with-Twitter-as-case-study/CVE reference · x_refsource_MISC
- VU#927237CVE reference · third-party-advisory, x_refsource_CERT-VN
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11539CVE reference · government-resource
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.