Multiple vulnerabilities in Foxit PDF Reader and Editor

1) External Control of File Name or Path

EUVDB-ID: #VU75352

Risk: High

CVSSv3.1: 7.2 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-27363

CWE-ID: CWE-73 - External Control of File Name or Path

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improper handling of the cPath parameter in the exportXFAData method. A remote attacker can write an arbitrary file with .hta extension to the Startup folder and execute arbitrary code after a restart.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 12.1.1.15289

Foxit PDF Editor (formerly Foxit PhantomPDF): 10.0.0.35798 - 12.1.1.15289

External links

http://www.foxitsoftware.com/support/security-bulletins.html
http://www.zerodayinitiative.com/advisories/ZDI-23-491/

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 a file.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.

2) Exposed dangerous method or function

EUVDB-ID: #VU75353

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-27364

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improperly imposed security restrictions on macro-enabled documents when handling XLS files. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary macro without proper restrictions or consents from users.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 12.1.1.15289

Foxit PDF Editor (formerly Foxit PhantomPDF): 10.0.0.35798 - 12.1.1.15289

External links

http://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PDF+Reader+12.1.2+and+Foxit+PDF+Editor+12.1.22023-04-19+00%3A00%3A00
http://www.zerodayinitiative.com/advisories/ZDI-23-492/

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 a file.

Is there known malware, which exploits this vulnerability?

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

3) Exposed dangerous method or function

EUVDB-ID: #VU75354

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-27365

CWE-ID: CWE-749 - Exposed Dangerous Method or Function

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to improperly imposed security restrictions on macro-enabled documents when handling DOC files. A remote attacker can trick the victim to open a specially crafted file and execute arbitrary macro without proper restrictions or consents from users.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 12.1.1.15289

Foxit PDF Editor (formerly Foxit PhantomPDF): 10.0.0.35798 - 12.1.1.15289

External links

http://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PDF+Reader+12.1.2+and+Foxit+PDF+Editor+12.1.22023-04-19+00%3A00%3A00
http://www.zerodayinitiative.com/advisories/ZDI-23-493/

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 a file.

Is there known malware, which exploits this vulnerability?

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

4) Use-after-free

EUVDB-ID: #VU75355

Risk: High

CVSSv3.1: 7.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-27366

CWE-ID: CWE-416 - Use After Free

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error when handling Doc objects. A remote attacker can trick the victim to open a specially crafted file, trigger a use-after-free error and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 12.1.1.15289

Foxit PDF Editor (formerly Foxit PhantomPDF): 10.0.0.35798 - 12.1.1.15289

External links

http://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PDF+Reader+12.1.2+and+Foxit+PDF+Editor+12.1.22023-04-19+00%3A00%3A00
http://www.zerodayinitiative.com/advisories/ZDI-23-494/

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 a file.

Is there known malware, which exploits this vulnerability?

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

5) Incorrect default permissions

EUVDB-ID: #VU75356

Risk: Low

CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-276 - Incorrect Default Permissions

Exploit availability: No

Description

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

The vulnerability exists due to incorrect default permissions for files and folders that are set by the application, if application is installed in a non-standard directory. A local user with access to the system can view contents of files and directories or modify them.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 12.1.1.15289

Foxit PDF Editor (formerly Foxit PhantomPDF): 10.0.0.35798 - 12.1.1.15289

External links

http://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PDF+Reader+12.1.2+and+Foxit+PDF+Editor+12.1.22023-04-19+00%3A00%3A00

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 trick the victim to visit a specially crafted website or open a file.

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.

6) Input validation error

EUVDB-ID: #VU75357

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: N/A

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to insufficient validation of XFA JavaScripts. A remote attacker can trick the victim to open a specially crafted file and crash the application.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Foxit PDF Reader for Windows: 10.0.0.35798 - 12.1.1.15289

Foxit PDF Editor (formerly Foxit PhantomPDF): 10.0.0.35798 - 12.1.1.15289

External links

http://www.foxitsoftware.com/support/security-bulletins.html?Security+updates+available+in+Foxit+PDF+Reader+12.1.2+and+Foxit+PDF+Editor+12.1.22023-04-19+00%3A00%3A00

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 a file.

Is there known malware, which exploits this vulnerability?

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