Multiple vulnerabilities in IBM App Connect for Healthcare

Published: 2023-10-13 | Updated: 2024-05-23

Risk	High
Patch available	YES
Number of vulnerabilities	10
CVE-ID	CVE-2014-0107 CVE-2022-34169 CVE-2013-0248 CVE-2016-3092 CVE-2016-1000031 CVE-2014-0050 CVE-2013-2186 CVE-2012-5783 CVE-2021-29425 CVE-2023-24998
CWE-ID	CWE-284 CWE-20 CWE-61 CWE-400 CWE-502 CWE-295 CWE-22 CWE-770
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #2 is available. Vulnerability #6 is being exploited in the wild. Public exploit code for vulnerability #10 is available.
Vulnerable software	IBM App Connect for Healthcare Client/Desktop applications / Other client software
Vendor	IBM Corporation

Security Bulletin

This security bulletin contains information about 10 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU77073

Risk: Medium

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

CVE-ID: CVE-2014-0107

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to TransformerFactory in Apache Xalan-Java does not properly restrict access to certain properties when FEATURE_SECURE_PROCESSING is enabled. A remote attacker can bypass implemented security restrictions and load arbitrary classes or access external resources via a crafted (1) xalan:content-header, (2) xalan:entities, (3) xslt:content-header, or (4) xslt:entities property, or a Java property that is bound to the XSLT 1.0 system-property function.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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) Improper input validation

EUVDB-ID: #VU65495

Risk: High

CVSSv3.1: 8.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2022-34169

CWE-ID: CWE-20 - Improper input validation

Exploit availability: Yes

Description

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

The vulnerability exists due to an integer truncation issue when processing malicious XSLT stylesheets. A remote non-authenticated attacker can pass specially crafted data to the application to corrupt Java class files generated by the internal XSLTC compiler and execute arbitrary Java bytecode.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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. However, proof of concept for this vulnerability is available.

3) UNIX symbolic link following

EUVDB-ID: #VU54943

Risk: Low

CVSSv3.1: 6.2 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-0248

CWE-ID: CWE-61 - UNIX Symbolic Link (Symlink) Following

Exploit availability: No

Description

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

The vulnerability exists due to a symlink following issue. The application uses the /tmp directory for uploaded files. A local user can create a specially crafted symbolic link to a critical file on the system and overwrite it with privileges of the application.

Successful exploitation of this vulnerability may result in privilege escalation.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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) Resource exhaustion

EUVDB-ID: #VU197

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-3092

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause denial of service conditions on the target system.

The vulnerability exists due to input validation error when processing very long boundary strings within the MultipartStream class in Apache Commons Fileupload. A remote user can cause denial of service conditions by sending specially crafted boundary string and consume excessive CPU resources.

Successful exploitation of this vulnerability may result in denial of service attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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.

5) Desereliazation of untrusted data

EUVDB-ID: #VU12312

Risk: High

CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-1000031

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Exploit availability: No

Description

The vulnerability allows a remote unauthenticated attacker to execute arbitrary code on the target system.

The weakness exists in DiskFileItem class of the FileUpload library due to deserialization of untrusted data. A remote attacker can execute arbitrary code under the context of the current process.

Successful exploitation of the vulnerability may result in system compromise.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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.

6) Infinite loop

EUVDB-ID: #VU5233

Risk: Medium

CVSSv3.1: 8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2014-0050

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to cause DoS conditions on the target system.

The weakness exists due to boundary error when handling Content-Type HTTP header for multipart requests. By sending a specially crafted Content-Type header, containing 4092 characters in "boundary" field, a remote attacker can cause the application to enter into an infinite loop.

Successful exploitation of the vulnerability results in denial of service on the vulnerable system.

Note: the vulnerability was being actively exploited.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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. However, a fully functional exploit for this vulnerability is available.

7) Input validation error

EUVDB-ID: #VU81098

Risk: High

CVSSv3.1: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2013-2186

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to overwrite arbitrary files on the system.

The vulnerability exists due to insufficient validation of user-supplied input when processing file names with a NULL byte within the DiskFileItem class. A remote attacker can upload a specially crafted file with a NULL byte in its name and overwrite arbitrary files on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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.

8) Improper Certificate Validation

EUVDB-ID: #VU80741

Risk: Medium

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

CVE-ID: CVE-2012-5783

CWE-ID: CWE-295 - Improper Certificate Validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a man-in-the-middle attack to spoof SSL servers via an arbitrary valid certificate.

The vulnerability exists due to Apache Commons HttpClient does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate. A remote attacker can perform a man-in-the-middle attack to spoof SSL servers via an arbitrary valid certificate.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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.

9) 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

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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.

10) Allocation of Resources Without Limits or Throttling

EUVDB-ID: #VU72427

Risk: Medium

CVSSv3.1: 6.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-24998

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

Exploit availability: Yes

Description

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

The vulnerability exists due to Apache Commons FileUpload does not limit the number of request parts. A remote attacker can initiate a series of uploads and perform a denial of service (DoS) attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM App Connect for Healthcare: 5.0.0.1 - 6.0.1.0

CPE2.3

External links

http://www.ibm.com/support/pages/node/6999671

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. However, proof of concept for this vulnerability is available.