Multiple vulnerabilities in Oracle Database Server



Published: 2021-04-21 | Updated: 2022-02-02
Risk Medium
Patch available YES
Number of vulnerabilities 8
CVE-ID CVE-2021-2207
CVE-2021-2245
CVE-2021-2175
CVE-2021-2173
CVE-2021-2234
CVE-2019-3740
CVE-2020-17527
CVE-2020-5360
CWE-ID CWE-20
CWE-264
CWE-399
Exploitation vector Network
Public exploit Public exploit code for vulnerability #3 is available.
Public exploit code for vulnerability #4 is available.
Vulnerable software
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Oracle Database Server
Server applications / Database software

Vendor Oracle

Security Bulletin

This security bulletin contains information about 8 vulnerabilities.

1) Improper input validation

EUVDB-ID: #VU52383

Risk: Low

CVSSv3.1: 2 [CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-2207

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a local privileged user to manipulate data.

The vulnerability exists due to improper input validation within the Oracle Database - Enterprise Edition in Oracle Database Server. A local privileged user can exploit this vulnerability to manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


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.

2) Improper input validation

EUVDB-ID: #VU52382

Risk: Low

CVSSv3.1: 2.4 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-2245

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote privileged user to manipulate data.

The vulnerability exists due to improper input validation within the Oracle Database - Enterprise Edition Unified Audit in Oracle Database Server. A remote privileged user can exploit this vulnerability to manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 18c - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged 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.

3) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU52381

Risk: Low

CVSSv3.1: 2.4 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-2175

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

Exploit availability: No

Description

The vulnerability allows a remote privileged user to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Database Vault in Oracle Database Server. A remote privileged user can exploit this vulnerability to gain access to sensitive information.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged 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.

4) Improper input validation

EUVDB-ID: #VU52380

Risk: Low

CVSSv3.1: 3.6 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-2173

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

The vulnerability allows a remote privileged user to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Recovery in Oracle Database Server. A remote privileged user can exploit this vulnerability to gain access to sensitive information.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged 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.

5) Improper input validation

EUVDB-ID: #VU52379

Risk: Medium

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

CVE-ID: CVE-2021-2234

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to manipulate data.

The vulnerability exists due to improper input validation within the Java VM in Oracle Database Server. A remote authenticated user can exploit this vulnerability to manipulate data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


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.

6) Improper input validation

EUVDB-ID: #VU48048

Risk: Medium

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

CVE-ID: CVE-2019-3740

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation within the Comp Management and Life Cycle Management (RSA BSAFE Crypto-J) component in Application Performance Management (APM). A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


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.

7) Resource management error

EUVDB-ID: #VU48779

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-2020-17527

CWE-ID: CWE-399 - Resource Management Errors

Exploit availability: No

Description

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

The vulnerability exists due to improper management of internal resources within the application when processing HTTP/2 requests in Apache Tomcat. The web server can re-use an HTTP request header value from the previous stream received on an HTTP/2 connection for the request associated with the subsequent stream. As a result a remote attacker can obtain sensitive information from another HTTP request.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 18c - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


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.

8) Improper input validation

EUVDB-ID: #VU52378

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-5360

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper input validation within the Oracle Database - Enterprise Edition Security (Dell BSAFE Micro Edition Suite) in Oracle Database Server. A remote non-authenticated attacker can exploit this vulnerability to perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Oracle Database Server: 12.1.0.2 - 19c

External links

http://www.oracle.com/security-alerts/cpuapr2021.html?1408


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.



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