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atlassianSecurity-metrics-botCONFSERVER-60854
HistoryJan 06, 2021 - 11:46 p.m.

DoS by uploading a lot of data for avatars in Confluence - CVE-2020-29450

2021-01-0623:46:19
security-metrics-bot
jira.atlassian.com
12

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

46.4%

Affected versions of Atlassian Confluence Server allow remote attackers to impact the applicationā€™s availability via a Denial of Service (DoS) vulnerability in the avatar upload feature in Confluence.

The affected versions are before version 7.2.0.

Affected versions:

  • version < 7.2.0

Fixed versions:

  • 7.2.0

Affected configurations

Vulners
Node
atlassianconfluence_data_centerRangeā‰¤7.1.0
OR
atlassianconfluence_data_centerRange<7.2.0

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.001 Low

EPSS

Percentile

46.4%

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