Multiple vulnerabilities in Atlassian JIRA
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 3 |
| CVE-ID | CVE-2019-20898 CVE-2019-20418 CVE-2019-20409 |
| CWE-ID | CWE-200 CWE-20 CWE-74 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Jira Software Client/Desktop applications / Other client software |
| Vendor | Atlassian |
Security Bulletin
This security bulletin contains information about 3 vulnerabilities.
1) Information disclosure
EUVDB-ID: #VU34156
Risk: Medium
CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2019-20898
CWE-ID:
CWE-200 - Information exposure
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
Affected versions of Atlassian Jira Server and Data Center allow remote attackers to access sensitive information without being authenticated in the Global permissions screen. The affected versions are before version 8.8.0.
MitigationInstall update from vendor's website.
Vulnerable software versionsJira Software: 8.0.0-m0025 - 8.7.1
CPE2.3- cpe:2.3:a:atlassian:jira:8.0.4:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.1.3:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.2.6:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.3.5:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.5.5:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:8.7.1:*:*:*:*:*:*:*
https://jira.atlassian.com/browse/JRASERVER-70942
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU34175
Risk: Medium
CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2019-20418
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows remote attackers to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input. A remote attacker can prevent users from accessing the instance via an Application Denial of Service vulnerability in the /rendering/wiki endpoint.
MitigationUpdate to version 8.8.0.
Vulnerable software versionsJira Software: 8.0.0-m0025 - 8.7.1
CPE2.3https://jira.atlassian.com/browse/JRASERVER-70943
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
3) Improper Neutralization of Special Elements in Output Used by a Downstream Component
EUVDB-ID: #VU34202
Risk: High
CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-20409
Exploit availability: No
DescriptionThe vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
The way in which velocity templates were used in Atlassian Jira Server and Data Center prior to version 8.8.0 allowed remote attackers to gain remote code execution if they were able to exploit a server side template injection vulnerability.
MitigationInstall update from vendor's website.
Vulnerable software versionsJira Software: 8.0.0-m0025 - 8.7.1
CPE2.3https://jira.atlassian.com/browse/JRASERVER-70944
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
