ClamAV Antivirus 0.101.0/0.101.1 Scanning Engine PDF File out-of-bounds

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.8$0-$5k0.00

A vulnerability has been found in ClamAV Antivirus 0.101.0/0.101.1 (Anti-Malware Software) and classified as problematic. This vulnerability affects some unknown processing of the component Scanning Engine. The manipulation as part of a PDF File leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect availability. CVE summarizes:

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.

The bug was discovered 04/08/2019. The weakness was disclosed 04/08/2019 (Website). The advisory is shared for download at security.gentoo.org. This vulnerability was named CVE-2019-1786 since 12/06/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 08/27/2023).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-133134, VDB-133131, VDB-133133 and VDB-133135 are pretty similar.

Productinfo

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Vendor

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Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.8
VulDB Meta Temp Score: 5.8

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector (Cisco Systems, Inc.): 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/06/2018 🔍
04/08/2019 +123 days 🔍
04/08/2019 +0 days 🔍
04/09/2019 +1 days 🔍
08/27/2023 +1601 days 🔍

Sourcesinfo

Advisory: security.gentoo.org
Status: Not defined

CVE: CVE-2019-1786 (🔍)
See also: 🔍

Entryinfo

Created: 04/09/2019 08:19 AM
Updated: 08/27/2023 01:42 PM
Changes: 04/09/2019 08:19 AM (56), 05/27/2020 02:33 PM (2), 08/27/2023 01:42 PM (14)
Complete: 🔍
Cache ID: 18:DC2:40

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