Multiple vulnerabilities in Trend Micro Apex One



Published: 2021-10-14 | Updated: 2021-10-19
Risk Medium
Patch available YES
Number of vulnerabilities 11
CVE-ID CVE-2021-23139
CVE-2021-42101
CVE-2021-42104
CVE-2021-42108
CVE-2021-42103
CVE-2021-42105
CVE-2021-42106
CVE-2021-42107
CVE-2021-42102
CVE-2021-42011
CVE-2021-42012
CWE-ID CWE-476
CWE-428
CWE-250
CWE-266
CWE-121
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Apex One
Client/Desktop applications / Antivirus software/Personal firewalls

Vendor Trend Micro

Security Bulletin

This security bulletin contains information about 11 vulnerabilities.

1) NULL pointer dereference

EUVDB-ID: #VU57361

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-2021-23139

CWE-ID: CWE-476 - NULL Pointer Dereference

Exploit availability: No

Description

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

The vulnerability exists due to a NULL pointer dereference error in the CGI interface. A remote attacker can send a specially crafted request to the application and perform a denial of service (DoS) attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229

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) Unquoted Search Path or Element

EUVDB-ID: #VU57362

Risk: Low

CVSSv3.1: 6.1 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-42101

CWE-ID: CWE-428 - Unquoted Search Path or Element

Exploit availability: No

Description

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

The vulnerability exists due to application allows inclusion of libraries from the current working directory. A local user can place a malicious binary file into a local directory on the system and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1219/

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.

Is there known malware, which exploits this vulnerability?

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

3) Execution with unnecessary privileges

EUVDB-ID: #VU57365

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-2021-42104

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

Exploit availability: No

Description

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

The vulnerability exists due to application performs certain unprivileged actions with elevated privileges. A local low-privileged user can abuse such behavior to execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1216/

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.

Is there known malware, which exploits this vulnerability?

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

4) Execution with unnecessary privileges

EUVDB-ID: #VU57369

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-2021-42108

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

Exploit availability: No

Description

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

The vulnerability exists due to application performs certain unprivileged actions with elevated privileges. A local low-privileged user can abuse such behavior to execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1217/

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.

Is there known malware, which exploits this vulnerability?

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

5) Unquoted Search Path or Element

EUVDB-ID: #VU57364

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-2021-42103

CWE-ID: CWE-428 - Unquoted Search Path or Element

Exploit availability: No

Description

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

The vulnerability exists due to application allows inclusion of libraries from the current working directory. A local user can place a malicious binary file into a local directory on the system and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1213/

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.

Is there known malware, which exploits this vulnerability?

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

6) Execution with unnecessary privileges

EUVDB-ID: #VU57366

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-2021-42105

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

Exploit availability: No

Description

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

The vulnerability exists due to application performs certain unprivileged actions with elevated privileges. A local low-privileged user can abuse such behavior to execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1215/

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.

Is there known malware, which exploits this vulnerability?

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

7) Execution with unnecessary privileges

EUVDB-ID: #VU57367

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-2021-42106

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

Exploit availability: No

Description

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

The vulnerability exists due to application performs certain unprivileged actions with elevated privileges. A local low-privileged user can abuse such behavior to execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1218/

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.

Is there known malware, which exploits this vulnerability?

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

8) Execution with unnecessary privileges

EUVDB-ID: #VU57368

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-2021-42107

CWE-ID: CWE-250 - Execution with Unnecessary Privileges

Exploit availability: No

Description

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

The vulnerability exists due to application performs certain unprivileged actions with elevated privileges. A local low-privileged user can abuse such behavior to execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1214/

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.

Is there known malware, which exploits this vulnerability?

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

9) Unquoted Search Path or Element

EUVDB-ID: #VU57363

Risk: Low

CVSSv3.1: 6.1 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-42102

CWE-ID: CWE-428 - Unquoted Search Path or Element

Exploit availability: No

Description

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

The vulnerability exists due to application allows inclusion of libraries from the current working directory. A local user can place a malicious binary file into a local directory on the system and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1222/

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.

Is there known malware, which exploits this vulnerability?

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

10) Incorrect Privilege Assignment

EUVDB-ID: #VU57370

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-2021-42011

CWE-ID: CWE-266 - Incorrect Privilege Assignment

Exploit availability: No

Description

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

The vulnerability exists due to incorrect privilege assignment. A local user can load a specially crafted .dll file into the application and execute it with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1220/

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.

Is there known malware, which exploits this vulnerability?

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

11) Stack-based buffer overflow

EUVDB-ID: #VU57371

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-2021-42012

CWE-ID: CWE-121 - Stack-based Buffer Overflow

Exploit availability: No

Description

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

The vulnerability exists due to a boundary error. A local user can run a specially crafted program to trigger a stack-based buffer overflow and execute arbitrary code with elevated privileges.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apex One: 2019, Build 3943, CP 2117, CP 8422, CP 9167, CP 9204, CP 9601, CP B2049, Patch 1 b2087, Patch 2, Patch 3 b8358, Patch 3 b8378, Patch 4 b9113, Patch 4 b9120, Patch 5 b9565

CPE2.3 External links

http://success.trendmicro.com/solution/000289229
http://www.zerodayinitiative.com/advisories/ZDI-21-1221/

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.

Is there known malware, which exploits this vulnerability?

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



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