Ubuntu update for request-tracker4

1) Observable discrepancy

EUVDB-ID: #VU65301

Risk: Low

CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-38562

CWE-ID: CWE-203 - Observable discrepancy

Exploit availability: No

Description

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

The vulnerability exists due to observable discrepancy in the lib/RT/REST2/Middleware/Auth.pm. A remote attacker can enumerate application users.

Mitigation

Update the affected package request-tracker4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 23.10

rt4-standalone (Ubuntu package): before Ubuntu Pro

rt4-fcgi (Ubuntu package): before Ubuntu Pro

rt4-db-sqlite (Ubuntu package): before Ubuntu Pro

rt4-db-postgresql (Ubuntu package): before Ubuntu Pro

rt4-db-mysql (Ubuntu package): before Ubuntu Pro

rt4-clients (Ubuntu package): before Ubuntu Pro

rt4-apache2 (Ubuntu package): before Ubuntu Pro

request-tracker4 (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6529-1

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) Stored cross-site scripting

EUVDB-ID: #VU65303

Risk: Medium

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-25802

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

Exploit availability: No

Description

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

The vulnerability exists due to insufficient sanitization of user-supplied data when processing attachments with fraudulent content types. A remote attacker can permanently inject 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

Update the affected package request-tracker4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 23.10

rt4-standalone (Ubuntu package): before Ubuntu Pro

rt4-fcgi (Ubuntu package): before Ubuntu Pro

rt4-db-sqlite (Ubuntu package): before Ubuntu Pro

rt4-db-postgresql (Ubuntu package): before Ubuntu Pro

rt4-db-mysql (Ubuntu package): before Ubuntu Pro

rt4-clients (Ubuntu package): before Ubuntu Pro

rt4-apache2 (Ubuntu package): before Ubuntu Pro

request-tracker4 (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6529-1

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) Stored cross-site scripting

EUVDB-ID: #VU82256

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-41259

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

Exploit availability: No

Description

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

The vulnerability exists due to insufficient sanitization of user-supplied data when processing email headers in
incoming email and the mail-gateway REST interface. A remote attacker can send a specially crafted email message 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

Update the affected package request-tracker4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 23.10

rt4-standalone (Ubuntu package): before Ubuntu Pro

rt4-fcgi (Ubuntu package): before Ubuntu Pro

rt4-db-sqlite (Ubuntu package): before Ubuntu Pro

rt4-db-postgresql (Ubuntu package): before Ubuntu Pro

rt4-db-mysql (Ubuntu package): before Ubuntu Pro

rt4-clients (Ubuntu package): before Ubuntu Pro

rt4-apache2 (Ubuntu package): before Ubuntu Pro

request-tracker4 (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6529-1

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.

4) Information disclosure

EUVDB-ID: #VU82257

Risk: Medium

CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-41260

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 in the response messages returned
from requests sent via the mail-gateway REST interface. A remote attacker can gain unauthorized access to sensitive information on the system.

Mitigation

Update the affected package request-tracker4 to the latest version.

Vulnerable software versions

Ubuntu: 18.04 - 23.10

rt4-standalone (Ubuntu package): before Ubuntu Pro

rt4-fcgi (Ubuntu package): before Ubuntu Pro

rt4-db-sqlite (Ubuntu package): before Ubuntu Pro

rt4-db-postgresql (Ubuntu package): before Ubuntu Pro

rt4-db-mysql (Ubuntu package): before Ubuntu Pro

rt4-clients (Ubuntu package): before Ubuntu Pro

rt4-apache2 (Ubuntu package): before Ubuntu Pro

request-tracker4 (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6529-1

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.