Vulnerability Description
A vulnerability in the email parsing module Clam AntiVirus (ClamAV) Software versions 0.102.0, 0.101.4 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to inefficient MIME parsing routines that result in extremely long scan times of specially formatted email files. An attacker could exploit this vulnerability by sending a crafted email file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to scan the crafted email file indefinitely, resulting in a denial of service condition.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Clamav | Clamav | <= 0.101.4 |
| Cisco | Email Security Appliance Firmware | 11.1.1-042 |
| Canonical | Ubuntu Linux | 12.04 |
| Debian | Debian Linux | 8.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.clamav.net/show_bug.cgi?id=12380ExploitIssue TrackingVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/02/msg00016.htmlMailing ListThird Party Advisory
- https://quickview.cloudapps.cisco.com/quickview/bug/CSCvr56010Third Party Advisory
- https://security.gentoo.org/glsa/202003-46Third Party Advisory
- https://usn.ubuntu.com/4230-2/Third Party Advisory
- https://bugzilla.clamav.net/show_bug.cgi?id=12380ExploitIssue TrackingVendor Advisory
- https://lists.debian.org/debian-lts-announce/2020/02/msg00016.htmlMailing ListThird Party Advisory
- https://quickview.cloudapps.cisco.com/quickview/bug/CSCvr56010Third Party Advisory
- https://security.gentoo.org/glsa/202003-46Third Party Advisory
- https://usn.ubuntu.com/4230-2/Third Party Advisory
FAQ
What is CVE-2019-15961?
CVE-2019-15961 is a vulnerability with a CVSS score of 7.5 (HIGH). A vulnerability in the email parsing module Clam AntiVirus (ClamAV) Software versions 0.102.0, 0.101.4 and prior could allow an unauthenticated, remote attacker to cause a denial of service condition ...
How severe is CVE-2019-15961?
CVE-2019-15961 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-15961?
Check the references section above for vendor advisories and patch information. Affected products include: Clamav Clamav, Cisco Email Security Appliance Firmware, Canonical Ubuntu Linux, Debian Debian Linux.