Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2019-20897

Severity CVSS v4.0:
Pending analysis
Type:
CWE-434 Unrestricted Upload of File with Dangerous Type
Publication date:
13/07/2020
Last modified:
30/03/2022

Description

The avatar upload feature in affected versions of Atlassian Jira Server and Data Center allows remote attackers to achieve Denial of Service via a crafted PNG file. The affected versions are before version 8.5.4, from version 8.6.0 before 8.6.2, and from version 8.7.0 before 8.7.1.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
6.50
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:L/Au:S/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.00 MEDIUM
Vector: AV:N/AC:L/Au:S/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
4.00
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:atlassian:jira:*:*:*:*:*:*:*:* 8.5.4 (excluding)
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* 8.6.0 (including) 8.6.2 (excluding)
cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* 8.7.0 (including) 8.7.1 (excluding)
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:* 8.6.0 (including) 8.6.2 (excluding)
cpe:2.3:a:atlassian:jira_server:*:*:*:*:*:*:*:* 8.7.0 (including) 8.7.1 (excluding)
cpe:2.3:a:atlassian:jira_software_data_center:*:*:*:*:*:*:*:* 8.5.4 (excluding)

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools