Buffer overflow in Cisco Clamav
CVE-2019-1788
A vulnerability in the Object Linking & Embedding (OLE2) file scanning functionality of Clam AntiVirus (ClamAV) Software versions 0.101.1 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to a lack of proper input and validation checking mechanisms for OLE2 files sent an affected device. An attacker could exploit this vulnerability by sending malformed OLE2 files to the device running an affected version ClamAV Software. An exploit could allow the attacker to cause an out-of-bounds write condition, resulting in a crash that could result in a denial of service condition on an affected device.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.018 (77.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Cisco Clamav — versions unspecified
- Clamav
- Debian Debian_linux — versions 8.0
- Opensuse Leap — versions 15.0, 42.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@cisco.com (Exploit, Patch, Third Party Advisory, x_refsource_MISC, Issue Tracking)
- psirt@cisco.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- psirt@cisco.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- psirt@cisco.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- psirt@cisco.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-1788?
- CVE-2019-1788 is a medium-severity vulnerability in Cisco Clamav, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2019-04-08.
- How severe is CVE-2019-1788?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2019-1788 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.