Buffer overflow in Strongswan
CVE-2018-5388
In stroke_socket.c in strongSwan before 5.6.3, a missing packet length check could allow a buffer underflow, which may lead to resource exhaustion and denial of service while reading from the socket.
EPSS: 0.040 (89.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Strongswan — versions 5.6.3
- Canonical Ubuntu_linux — versions 14.04, 16.04, 18.04
- Debian Debian_linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- cret@cert.org (US Government Resource, Third Party Advisory, third-party-advisory)
- cret@cert.org (vendor-advisory, Third Party Advisory)
- cret@cert.org
- cret@cert.org (VDB Entry, Third Party Advisory, vdb-entry)
- cret@cert.org (vendor-advisory, Third Party Advisory)
- cret@cert.org (vendor-advisory, Third Party Advisory)
- cret@cert.org (vendor-advisory)
- cret@cert.org (vendor-advisory)
- cret@cert.org (vendor-advisory)
- cret@cert.org
Frequently asked questions
- What is CVE-2018-5388?
- CVE-2018-5388 is a medium-severity vulnerability in Strongswan, classified under Buffer Underwrite. CVSS score: 6.5/10. Published 2018-05-31.
- How severe is CVE-2018-5388?
- Medium severity. CVSS v3 base score is 6.5 out of 10.