Clam AntiVirus PDF Out-of-Bounds Read Vulnerability
CVE-2019-1786

7.5HIGH

Key Information:

Vendor
Cisco
Status
Clamav
Vendor
CVE Published:
8 April 2019

Badges

👾 Exploit Exists

Summary

A vulnerability in the Portable Document Format (PDF) scanning functionality of Clam AntiVirus (ClamAV) Software versions 0.101.1 and 0.101.0 could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to a lack of proper data handling mechanisms within the device buffer while indexing remaining file data on an affected device. An attacker could exploit this vulnerability by sending crafted PDF files to an affected device. A successful exploit could allow the attacker to cause an out-of-bounds read condition, resulting in a crash that could result in a denial of service condition on an affected device.

Affected Version(s)

ClamAV 0.101.1

ClamAV 0.101.0

References

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12149
x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=12168
x_refsource_MISC
https://security.gentoo.org/glsa/201904-12
vendor-advisoryx_refsource_GENTOO

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.