Out-of-bounds Read in Cisco Clamav
CVE-2018-15378
A vulnerability in ClamAV versions prior to 0.100.2 could allow an attacker to cause a denial of service (DoS) condition. The vulnerability is due to an error related to the MEW unpacker within the "unmew11()" function (libclamav/mew.c), which can be exploited to trigger an invalid read memory access via a specially crafted EXE file.
Vulnerability class: Buffer Overflow
EPSS: 0.013 (67.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Cisco Clamav — versions unspecified
- Clamav
- Canonical Ubuntu_linux — versions 12.04, 14.04, 16.04
- Debian Debian_linux — versions 8.0
Weakness classification (CWE)
References
- psirt@cisco.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- psirt@cisco.com (x_refsource_CONFIRM, Patch, Third Party Advisory, Issue Tracking)
- psirt@cisco.com (Permissions Required, x_refsource_SECUNIA, Third Party Advisory, third-party-advisory)
- psirt@cisco.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- psirt@cisco.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- psirt@cisco.com (Third Party Advisory, x_refsource_MISC)
- psirt@cisco.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
Frequently asked questions
- What is CVE-2018-15378?
- CVE-2018-15378 is a medium-severity vulnerability in Cisco Clamav, classified under Out-of-bounds Read. CVSS score: 5.5/10. Published 2018-10-15.
- How severe is CVE-2018-15378?
- Medium severity. CVSS v3 base score is 5.5 out of 10.