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[email protected]CVE-2019-20899

HistoryJul 13, 2020 - 1:15 a.m.

CVE-2019-20899

2020-07-1301:15:13

[email protected]

web.nvd.nist.gov

cve-2019-20899

atlassian

jira

gadget api

security vulnerability

remote attack

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.2 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.0%

JSON

The Gadget API in Atlassian Jira Server and Data Center in affected versions allows remote attackers to make Jira unresponsive via repeated requests to a certain endpoint in the Gadget API. The affected versions are before version 8.5.4, and from version 8.6.0 before 8.6.1.

Affected configurations

NVD

Node

atlassianjiraRange<8.5.4

atlassianjira_data_centerRange8.5.5–8.6.1

atlassianjira_data_centerRange8.6.2–8.7.0

atlassianjira_serverRange8.5.5–8.6.1

atlassianjira_serverRange8.6.2–8.7.0

atlassianjira_software_data_centerRange<8.5.4

CPENameOperatorVersion
atlassian:jiraatlassian jiralt8.5.4
atlassian:jira_data_centeratlassian jira data centerlt8.6.1
atlassian:jira_data_centeratlassian jira data centerlt8.7.0
atlassian:jira_serveratlassian jira serverlt8.6.1
atlassian:jira_serveratlassian jira serverlt8.7.0
atlassian:jira_software_data_centeratlassian jira software data centerlt8.5.4

CPE	Name	Operator	Version
atlassian:jira	atlassian jira	lt	8.5.4
atlassian:jira_data_center	atlassian jira data center	lt	8.6.1
atlassian:jira_data_center	atlassian jira data center	lt	8.7.0
atlassian:jira_server	atlassian jira server	lt	8.6.1
atlassian:jira_server	atlassian jira server	lt	8.7.0
atlassian:jira_software_data_center	atlassian jira software data center	lt	8.5.4

CNA Affected

[
  {
    "product": "Jira Server",
    "vendor": "Atlassian",
    "versions": [
      {
        "lessThan": "8.5.4",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      },
      {
        "lessThan": "unspecified",
        "status": "affected",
        "version": "8.6.0",
        "versionType": "custom"
      },
      {
        "lessThan": "8.6.1",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

jira.atlassian.com/browse/JRASERVER-70808

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

5.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

5.2 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

59.0%

JSON

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