Multiple vulnerabilities in MySQL Enterprise Monitor



Published: 2021-10-19
Risk Medium
Patch available YES
Number of vulnerabilities 5
CVE-ID CVE-2021-29425
CVE-2021-33037
CVE-2021-3712
CVE-2021-22118
CVE-2021-22112
CWE-ID CWE-22
CWE-444
CWE-125
CWE-264
Exploitation vector Network
Public exploit N/A
Vulnerable software
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MySQL Enterprise Monitor
Server applications / Database software

Vendor Oracle

Security Bulletin

This security bulletin contains information about 5 vulnerabilities.

1) Path traversal

EUVDB-ID: #VU52252

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-2021-29425

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error within the FileNameUtils.normalize method when processing directory traversal sequences, such as "//../foo", or "\..foo". A remote attacker can send a specially crafted request and verify files availability in the parent folder.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Enterprise Monitor: 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.14, 8.0.16, 8.0.17, 8.0.18, 8.0.18.1217, 8.0.20, 8.0.21, 8.0.22, 8.0.23, 8.0.24, 8.0.25

CPE2.3 External links

http://www.oracle.com/security-alerts/cpuoct2021.html?61473

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 send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

2) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU55423

Risk: Medium

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-33037

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to preform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests, related to processing of transfer encoding headers.  A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Enterprise Monitor: 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.14, 8.0.16, 8.0.17, 8.0.18, 8.0.18.1217, 8.0.20, 8.0.21, 8.0.22, 8.0.23, 8.0.24, 8.0.25

CPE2.3 External links

http://www.oracle.com/security-alerts/cpuoct2021.html?61473

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 send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

3) Out-of-bounds read

EUVDB-ID: #VU56064

Risk: Medium

CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3712

CWE-ID: CWE-125 - Out-of-bounds Read

Exploit availability: No

Description

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

The vulnerability exists due to a boundary condition when processing ASN.1 strings related to a confusion with NULL termination of strings in array. A remote attacker can pass specially crafted data to the application to trigger an out-of-bounds read error and read contents of memory on the system or perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Enterprise Monitor: 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.14, 8.0.16, 8.0.17, 8.0.18, 8.0.18.1217, 8.0.20, 8.0.21, 8.0.22, 8.0.23, 8.0.24, 8.0.25

CPE2.3 External links

http://www.oracle.com/security-alerts/cpuoct2021.html?61473

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 send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

4) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU53672

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22118

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in the WebFlux application, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Enterprise Monitor: 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.14, 8.0.16, 8.0.17, 8.0.18, 8.0.18.1217, 8.0.20, 8.0.21, 8.0.22, 8.0.23, 8.0.24, 8.0.25

CPE2.3 External links

http://www.oracle.com/security-alerts/cpuoct2021.html?61473

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

The attacker would have to login to the system and perform certain actions in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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

5) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU50820

Risk: Medium

CVSSv3.1: 7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22112

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to the affected software can fail to save the SecurityContext if it is changed more than once in a single request. A remote authenticated attacker can gain elevated privileges on the target system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

MySQL Enterprise Monitor: 8.0.0, 8.0.1, 8.0.2, 8.0.3, 8.0.14, 8.0.16, 8.0.17, 8.0.18, 8.0.18.1217, 8.0.20, 8.0.21, 8.0.22, 8.0.23, 8.0.24, 8.0.25

CPE2.3 External links

http://www.oracle.com/security-alerts/cpuoct2021.html?61473

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 send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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