CVE-2018-6693
CVE-2018-6693 is a medium-severity vulnerability in Mcafee Endpoint Security For Linux Threat Prevention with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-367.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 3.3
- EPSS exploit prediction: 0% (8th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-367
- Affected product: Mcafee Endpoint Security For Linux Threat Prevention
- Published:
- Last modified:
Description
An unprivileged user can delete arbitrary files on a Linux system running ENSLTP 10.5.1, 10.5.0, and 10.2.3 Hotfix 1246778 and earlier. By exploiting a time of check to time of use (TOCTOU) race condition during a specific scanning sequence, the unprivileged user is able to perform a privilege escalation to delete arbitrary files.
Frequently asked questions
- What is CVE-2018-6693?
- An unprivileged user can delete arbitrary files on a Linux system running ENSLTP 10.5.1, 10.5.0, and 10.2.3 Hotfix 1246778 and earlier. By exploiting a time of check to time of use (TOCTOU) race condition during a specific scanning sequence, the unprivileged user is able to perform a privilege escalation to delete arbitrary files.
- How severe is CVE-2018-6693?
- CVE-2018-6693 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability low.
- Is CVE-2018-6693 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2018-6693?
- CVE-2018-6693 primarily affects Mcafee Endpoint Security For Linux Threat Prevention. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2018-6693?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2018-6693 published?
- CVE-2018-6693 was published on 2018-09-18 and last updated on 2026-06-17.
References
Affected products (3)
- cpe:2.3:a:mcafee:endpoint_security_for_linux_threat_prevention:*:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:endpoint_security_for_linux_threat_prevention:10.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:mcafee:endpoint_security_linux_threat_prevention:10.5.0:*:*:*:*:*:*:*
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