Multiple vulnerabilities in Atlassian Fisheye and Crucible



Published: 2020-06-01
Risk Medium
Patch available YES
Number of vulnerabilities 6
CVE ID CVE-2020-4013
CVE-2020-4014
CVE-2020-4015
CVE-2020-4016
CVE-2020-4017
CVE-2020-4018
CWE ID CWE-79
CWE-285
CWE-200
CWE-352
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Atlassian Fisheye
Client/Desktop applications / Office applications

Atlassian Crucible
Client/Desktop applications / Office applications

Vendor Atlassian

Security Advisory

1) Cross-site scripting

Risk: Low

CVSSv3: 4.7 [CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-4013

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the review objectives. A remote authenticated attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Atlassian Fisheye: 4.8.0

Atlassian Crucible: 4.8.0

CPE External links

https://jira.atlassian.com/browse/CRUC-8466
https://jira.atlassian.com/browse/FE-7282

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Improper Authorization

Risk: Low

CVSSv3: 3.8 [CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-4014

CWE-ID: CWE-285 - Improper Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to bypass authorization checks.

The vulnerability exists due to improper permission checks in the "/profile/deleteWatch.do" resource. A remote authenticated attacker can remove another user's watching settings for a repository.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Fisheye: 4.8.0

Atlassian Crucible: 4.8.0

CPE External links

https://jira.atlassian.com/browse/CRUC-8467
https://jira.atlassian.com/browse/FE-7283

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Information disclosure

Risk: Medium

CVSSv3: 4.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-4015

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the "/json/fe/activeUserFinder.do" resource. A remote attacker can gain unauthorized access to sensitive information on the system, such as user email addresses.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Fisheye: 4.8.0

Atlassian Crucible: 4.8.0

CPE External links

https://jira.atlassian.com/browse/CRUC-8468
https://jira.atlassian.com/browse/FE-7284

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Information disclosure

Risk: Medium

CVSSv3: 4.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-4016

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the "/plugins/servlet/jira-blockers/" resource in the crucible-jira-ril plugin. A remote attacker can gain unauthorized access to sensitive information on the system, such as the ID of configured Jira application links.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Fisheye: 4.8.0

Atlassian Crucible: 4.8.0

CPE External links

https://jira.atlassian.com/browse/CRUC-8469
https://jira.atlassian.com/browse/FE-7285

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Information disclosure

Risk: Medium

CVSSv3: 4.6 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-4017

CWE-ID: CWE-200 - Information Exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to excessive data output by the application in the "/rest/jira-ril/1.0/jira-rest/applinks" resource in the crucible-jira-ril plugin. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Atlassian Fisheye: 4.8.0

Atlassian Crucible: 4.8.0

CPE External links

https://jira.atlassian.com/browse/CRUC-8470
https://jira.atlassian.com/browse/FE-7286

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Cross-site request forgery

Risk: Low

CVSSv3: 5.3 [CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-4018

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin in the setup resources. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Atlassian Fisheye: 4.7.2

Atlassian Crucible: 4.7.2

CPE External links

https://jira.atlassian.com/browse/CRUC-8471
https://jira.atlassian.com/browse/FE-7287

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website or open an attachment in an e-mail message.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.