Security readout for executives and security teams
Plain-English summary
CVE-2020-6789 is a high-severity installer weakness in Bosch Monitor Wall. If a user runs the installer from a folder containing an attacker-placed DLL, the installer may load that DLL and run attacker code on the user’s system.
Executive priority
Treat this as a targeted endpoint risk rather than an internet-exposed emergency. Prioritize organizations that deploy Bosch Monitor Wall or retain old installers on shared workstations, because successful exploitation can result in full code execution on the victim system.
Technical view
The issue is an uncontrolled search path element, CWE-427, in the Bosch Monitor Wall installer up to and including version 10.00.0164. CVSS 3.1 is 7.8: local attack vector, low complexity, no privileges required, user interaction required, with high confidentiality, integrity, and availability impact.
Likely exposure
Exposure is mainly endpoints or admin workstations where Bosch Monitor Wall installers are stored or executed. The attacker needs the victim to place a malicious DLL in the same directory as the installer before running it.
Exploitation context
The source bundle does not show CISA KEV listing or other cited evidence of active exploitation. Exploitation requires social engineering or file-placement access plus user execution of the installer, so risk is highest in unmanaged download shares or poorly controlled software staging folders.
Researcher notes
Available evidence supports DLL search order hijacking in the installer, not a network service flaw. The public bundle names the prerequisite and affected version boundary but does not provide patch details, exploit prevalence, or broader product impact.
Mitigation direction
- Follow Bosch PSIRT guidance for the affected Monitor Wall installer.
- Avoid running installers from shared, untrusted, or user-writable directories.
- Use only trusted Bosch download and software distribution channels.
- Remove or quarantine outdated installer packages from endpoints and shares.
- Restrict write access to software staging and deployment folders.
Validation and detection
- Inventory Bosch Monitor Wall installers and identify versions up to 10.00.0164.
- Check whether installers are stored in user-writable or shared directories.
- Review software distribution paths for unexpected DLL files near installers.
- Confirm remediation status against Bosch PSIRT guidance.
- Monitor endpoint logs for unusual process activity during installer 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-427: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. 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-2020-6789 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 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H1.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
7.8HighVector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://psirt.bosch.com/security-advisories/bosch-sa-835563-bt.htmlCVE reference · x_refsource_CONFIRM
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.
Uncontrolled Search Path Element
Uncontrolled Search Path Element represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.