Multiple vulnerabilities in Atlassian Jira
| Risk | High |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2019-8443 CVE-2019-8442 |
| CWE-ID | CWE-284 |
| 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 2 vulnerabilities.
1) Improper access control
EUVDB-ID: #VU21327
Risk: High
CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]
CVE-ID: CVE-2019-8443
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the "ViewUpgrades" resource. A remote attacker who have obtained access to administrator's session can bypass implemented security restrictions and gain unauthorized access to the "ViewUpgrades" administrative resource without needing to re-authenticate to pass "WebSudo".
MitigationInstall updates from vendor's website.
Vulnerable software versionsJira Software: 7.0 - 8.1.0
CPE2.3- cpe:2.3:a:atlassian:jira:7.0.11:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.13.3:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.2.15:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.3.9:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.4.6:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.5.4:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.6.16:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.7.5:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.8.5:*:*:*:*:*:*:*
- cpe:2.3:a:atlassian:jira:7.9.3:*:*:*:*:*:*:*
https://jira.atlassian.com/browse/JRASERVER-69240
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) Improper access control
EUVDB-ID: #VU21326
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-2019-8442
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions in the "CachingResourceDownloadRewriteRule" class. A remote attacker can bypass implemented security restrictions and gain unauthorized access to files in the Jira webroot under the META-INF directory via a lax path access check.
MitigationInstall updates from vendor's website.
Vulnerable software versionsJira Software: 3.7.1 - 8.1.0
CPE2.3 External linkshttps://jira.atlassian.com/browse/JRASERVER-69241
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.
