Vulnerabilities (CVE)

Filtered by vendor Clamav Subscribe
Filtered by product Clamav
Total 98 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2010-1311 2 Clamav, Clamavs 2 Clamav, Clamav 2023-11-07 5.0 MEDIUM N/A
The qtm_decompress function in libclamav/mspack.c in ClamAV before 0.96 allows remote attackers to cause a denial of service (memory corruption and application crash) via a crafted CAB archive that uses the Quantum (aka .Q) compression format. NOTE: some of these details are obtained from third party information.
CVE-2010-0098 2 Clamav, Clamavs 2 Clamav, Clamav 2023-11-07 10.0 HIGH N/A
ClamAV before 0.96 does not properly handle the (1) CAB and (2) 7z file formats, which allows remote attackers to bypass virus detection via a crafted archive that is compatible with standard archive utilities.
CVE-2022-20698 3 Canonical, Clamav, Debian 3 Ubuntu Linux, Clamav, Debian Linux 2023-07-24 5.0 MEDIUM 7.5 HIGH
A vulnerability in the OOXML parsing module in Clam AntiVirus (ClamAV) Software version 0.104.1 and LTS version 0.103.4 and prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper checks that may result in an invalid pointer read. An attacker could exploit this vulnerability by sending a crafted OOXML file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.
CVE-2019-1798 1 Clamav 1 Clamav 2023-03-24 4.3 MEDIUM 5.5 MEDIUM
A vulnerability in the Portable Executable (PE) 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 PE files sent an affected device. An attacker could exploit this vulnerability by sending malformed PE files to the device running an affected version ClamAV Software. An 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.
CVE-2019-1786 1 Clamav 1 Clamav 2023-03-01 4.3 MEDIUM 5.5 MEDIUM
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.
CVE-2019-1787 3 Clamav, Debian, Opensuse 3 Clamav, Debian Linux, Leap 2023-03-01 4.3 MEDIUM 5.5 MEDIUM
A vulnerability in the Portable Document Format (PDF) 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 (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 a heap buffer out-of-bounds read condition, resulting in a crash that could result in a denial of service condition on an affected device.
CVE-2019-1785 1 Clamav 1 Clamav 2023-03-01 6.8 MEDIUM 7.8 HIGH
A vulnerability in the RAR file 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 condition on an affected device. The vulnerability is due to a lack of proper error-handling mechanisms when processing nested RAR files sent to an affected device. An attacker could exploit this vulnerability by sending a crafted RAR file to an affected device. An exploit could allow the attacker to view or create arbitrary files on the targeted system.
CVE-2022-20803 1 Clamav 1 Clamav 2023-02-28 N/A 7.5 HIGH
A vulnerability in the OLE2 file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device.The vulnerability is due to incorrect use of the realloc function that may result in a double-free. An attacker could exploit this vulnerability by submitting a crafted OLE2 file to be scanned by ClamAV on the affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.
CVE-2011-2721 1 Clamav 1 Clamav 2023-02-13 5.0 MEDIUM N/A
Off-by-one error in the cli_hm_scan function in matcher-hash.c in libclamav in ClamAV before 0.97.2 allows remote attackers to cause a denial of service (daemon crash) via an e-mail message that is not properly handled during certain hash calculations.
CVE-2010-4260 1 Clamav 1 Clamav 2023-02-13 5.0 MEDIUM N/A
Multiple unspecified vulnerabilities in pdf.c in libclamav in ClamAV before 0.96.5 allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted PDF document, aka (1) "bb #2358" and (2) "bb #2396."
CVE-2010-1639 1 Clamav 1 Clamav 2023-02-13 4.3 MEDIUM N/A
The cli_pdf function in libclamav/pdf.c in ClamAV before 0.96.1 allows remote attackers to cause a denial of service (crash) via a malformed PDF file, related to an inconsistency in the calculated stream length and the real stream length.
CVE-2010-1640 1 Clamav 1 Clamav 2023-02-13 4.3 MEDIUM N/A
Off-by-one error in the parseicon function in libclamav/pe_icons.c in ClamAV 0.96 allows remote attackers to cause a denial of service (crash) via a crafted PE icon that triggers an out-of-bounds read, related to improper rounding during scaling.
CVE-2011-3627 1 Clamav 1 Clamav 2023-02-13 4.3 MEDIUM N/A
The bytecode engine in ClamAV before 0.97.3 allows remote attackers to cause a denial of service (crash) via vectors related to "recursion level" and (1) libclamav/bytecode.c and (2) libclamav/bytecode_api.c.
CVE-2019-15961 4 Canonical, Cisco, Clamav and 1 more 4 Ubuntu Linux, Email Security Appliance Firmware, Clamav and 1 more 2022-10-19 7.1 HIGH 6.5 MEDIUM
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.
CVE-2022-20792 1 Clamav 1 Clamav 2022-08-12 N/A 7.8 HIGH
A vulnerability in the regex module used by the signature database load module of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.103.5 and prior versions could allow an authenticated, local attacker to crash ClamAV at database load time, and possibly gain code execution. The vulnerability is due to improper bounds checking that may result in a multi-byte heap buffer overwflow write. An attacker could exploit this vulnerability by placing a crafted CDB ClamAV signature database file in the ClamAV database directory. An exploit could allow the attacker to run code as the clamav user.
CVE-2021-1405 2 Clamav, Debian 2 Clamav, Debian Linux 2022-08-05 5.0 MEDIUM 7.5 HIGH
A vulnerability in the email parsing module in Clam AntiVirus (ClamAV) Software version 0.103.1 and all prior versions could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper variable initialization that may result in an NULL pointer read. An attacker could exploit this vulnerability by sending a crafted email to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process crash, resulting in a denial of service condition.
CVE-2021-1252 1 Clamav 1 Clamav 2022-08-05 7.8 HIGH 7.5 HIGH
A vulnerability in the Excel XLM macro parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper error handling that may result in an infinite loop. An attacker could exploit this vulnerability by sending a crafted Excel file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process hang, resulting in a denial of service condition.
CVE-2021-1404 1 Clamav 1 Clamav 2022-08-05 5.0 MEDIUM 7.5 HIGH
A vulnerability in the PDF parsing module in Clam AntiVirus (ClamAV) Software versions 0.103.0 and 0.103.1 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to improper buffer size tracking that may result in a heap buffer over-read. An attacker could exploit this vulnerability by sending a crafted PDF file to an affected device. An exploit could allow the attacker to cause the ClamAV scanning process to crash, resulting in a denial of service condition.
CVE-2009-1270 3 Canonical, Clamav, Debian 3 Ubuntu Linux, Clamav, Debian Linux 2022-02-10 7.8 HIGH N/A
libclamav/untar.c in ClamAV before 0.95 allows remote attackers to cause a denial of service (infinite loop) via a crafted TAR file that causes (1) clamd and (2) clamscan to hang.
CVE-2020-3123 2 Canonical, Clamav 2 Ubuntu Linux, Clamav 2022-01-01 5.0 MEDIUM 7.5 HIGH
A vulnerability in the Data-Loss-Prevention (DLP) module in Clam AntiVirus (ClamAV) Software versions 0.102.1 and 0.102.0 could allow an unauthenticated, remote attacker to cause a denial of service condition on an affected device. The vulnerability is due to an out-of-bounds read affecting users that have enabled the optional DLP feature. 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 crash, resulting in a denial of service condition.