Resource exhaustion in Symantec Encryption Management Server
CVE-2018-5243
The Symantec Encryption Management Server (SEMS) product, prior to version 3.4.2 MP1, may be susceptible to a denial of service (DoS) exploit. A DoS attack is a type of attack whereby the perpetrator attempts to make a particular machine or network resource unavailable to its intended users by temporarily or indefinitely disrupting services of a specific host within a network.
Vulnerability class: DoS (Denial of Service)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.018 (77.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.018 · newest: 0.018 · change: 0.000
Affected products
- Symantec Encryption Management Server
- Symantec Corporation Encryption Management Server (Sems) — versions Prior to 3.4.2 MP1
Weakness classification (CWE)
References
- support.symantec.com/en_US/article.SYMSA1458.html (Mitigation, Vendor Advisory)
- www.securitytracker.com/id/1041527 (VDB Entry, Third Party Advisory, vdb-entry)
- www.securityfocus.com/bid/105062 (VDB Entry, Third Party Advisory, vdb-entry)
Frequently asked questions
- What is CVE-2018-5243?
- CVE-2018-5243 is a high-severity vulnerability in Symantec Encryption Management Server, classified under Uncontrolled Resource Consumption. CVSS score: 7.5/10. Published 2018-08-20.
- How severe is CVE-2018-5243?
- High severity. CVSS v3 base score is 7.5 out of 10.