Buffer overflow in Forcepoint Email Security
CVE-2018-16530
A stack-based buffer overflow in Forcepoint Email Security version 8.5 allows an attacker to craft malicious input and potentially crash a process creating a denial-of-service. While no known Remote Code Execution (RCE) vulnerabilities exist, as with all buffer overflows, the possibility of RCE cannot be completely ruled out. Data Execution Protection (DEP) is already enabled on the Email appliance as a risk mitigation.
Vulnerability class: Buffer Overflow
EPSS: 0.034 (88.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Forcepoint Email_security — versions 8.5.0, 8.5.3
- Forcepoint Email Security — versions 8.5
Weakness classification (CWE)
References
- psirt@forcepoint.com (Permissions Required, x_refsource_MISC, Vendor Advisory)
- psirt@forcepoint.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-16530?
- CVE-2018-16530 is a critical-severity vulnerability in Forcepoint Email Security, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2019-04-09.
- How severe is CVE-2018-16530?
- Critical severity. CVSS v3 base score is 9.8 out of 10.