VDB-134509 · CVE-2019-8285 · BID 108284

Kaspersky Lab Antivirus Engine memory corruption

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Kaspersky Lab Antivirus Engine. Affected by this issue is some unknown functionality. This manipulation causes memory corruption. The identification of this vulnerability is CVE-2019-8285. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Kaspersky Lab Antivirus Engine (Anti-Malware Software) (the affected version is unknown) and classified as critical. Affected by this vulnerability is an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Kaspersky Lab Antivirus Engine version before 04.apr.2019 has a heap-based buffer overflow vulnerability that potentially allow arbitrary code execution

The bug was discovered 05/08/2019. The weakness was shared 05/08/2019 (Website). The advisory is shared at support.kaspersky.com. This vulnerability is known as CVE-2019-8285 since 02/12/2019. The exploitation appears to be easy. The attack can be launched remotely. A single authentication is needed for exploitation. Neither technical details nor an exploit are publicly available.

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Anti-Malware Software

Vendor

Kaspersky Lab

Name

Antivirus Engine

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/12/2019 🔍
04/04/2019 +51 days 🔍
05/08/2019 +34 days 🔍
05/08/2019 +0 days 🔍
05/09/2019 +1 days 🔍
09/15/2023 +1590 days 🔍

Sourcesinfo

Advisory: support.kaspersky.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2019-8285 (🔍)
GCVE (CVE): GCVE-0-2019-8285
GCVE (VulDB): GCVE-100-134509
SecurityFocus: 108284

Entryinfo

Created: 05/09/2019 12:53
Updated: 09/15/2023 09:22
Changes: 05/09/2019 12:53 (55), 06/08/2020 12:05 (2), 09/15/2023 09:22 (4)
Complete: 🔍
Cache ID: 216::103