Security readout for executives and security teams
IBM Notes 8.5 and 9.0 can be abused through DLL hijacking if a user is tricked into running a malicious executable from an attacker-controlled folder. Successful exploitation could run attacker-controlled code on the user’s workstation, affecting confidentiality, integrity, and availability. Exposure is most likely on endpoints still running affected IBM Notes 8.5.x or 9.0.x versions, especially legacy desktops where users can access shared, downloaded, or attacker-controlled directories. Treat this as a high-priority legacy endpoint risk. It is not described as remotely exploitable without user action, but successful exploitation could give code execution on workstations running outdated IBM Notes. Mitigation focus: Identify endpoints running affected IBM Notes 8.5.x or 9.0.x versions.; Review IBM guidance for the supported fix or upgrade path.; Remove or isolate legacy IBM Notes installations no longer required..
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
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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 lookupCVE-2018-1435 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
- 7.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:R
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:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:R1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
7.8HighVector: CVSS:3.0/A:H/AC:L/AV:L/C:H/I:H/PR:N/S:U/UI:R
Source materials
- CVE List V5 sourceCVE List V5
- ibm-notes-cve20181435-code-exec(139563)CVE reference · vdb-entry, x_refsource_XF
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.