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CVE-2018-11134· NVD / CVE Program· CNA mitre

In order to perform actions that requires higher privileges, the Quest KACE System Management Appliance 8.0.318 relies on a message queue ma

In order to perform actions that requires higher privileges, the Quest KACE System Management Appliance 8.0.318 relies on a message queue managed that runs with root privileges and only allows a set of commands. One of the available commands allows changing any user's password (including root). A low-privilege user could abuse this feature by changing the password of the 'kace_support' account, which comes disabled by default but has full sudo privileges.

HighCVSS 8.8 · v3.0—No exploit No fix recorded
Published
May 31, 2018
Updated
Jun 16, 2026
EPSS
3.0% · 87th percentile
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Report tools

JSON

Action score

36

Monitor

Low priority for now.

CVSS
35 / 40 · 8.8 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 3.0%

Affected systems

VendorProduct
questkace system management appliance

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • quest kace system management appliance8.0.318

Same product

quest: all records

Other highest-scoring records for the same primary product.

  • CVE-2018-11138The '/common/download_agent_installer.php' script in the Quest KACE System Management Appliance 8.0.318 is accessible by anonymous users andKEV
    97Now
  • CVE-2018-11139The '/common/ajax_email_connection_test.php' script in the Quest KACE System Management Appliance 8.0.318 is accessible by any authenticated
    48Plan
  • CVE-2018-11141The 'IMAGES_JSON' and 'attachments_to_remove[]' parameters of the '/adminui/advisory.php' script in the Quest KACE System Management Virtual
    40Plan
  • CVE-2018-11132In order to perform actions that require higher privileges, the Quest KACE System Management Appliance 8.0.318 relies on a message queue tha
    40Plan
  • CVE-2018-11140The 'reportID' parameter received by the '/common/run_report.php' script in the Quest KACE System Management Appliance 8.0.318 is not saniti
    39Monitor
  • CVE-2018-11136The 'orgID' parameter received by the '/common/download_agent_installer.php' script in the Quest KACE System Management Appliance 8.0.318 is
    39Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Anyone who can reach it over the internet can trigger it.
  • A low-privileged account is enough.
  • No user action is required.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
high · data can be read
Integrity
high · data or configuration can be modified
Availability
high · the service can be disrupted
Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality impact
High
Integrity impact
High
Availability impact
High

Weakness class (CWE)

CWE-640 · Weak Password Recovery Mechanism for Forgotten Password

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

nvd-primary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

ATT&CK techniques

—

Noroxi analysis

No Noroxi analysis for this record yet

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Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

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