Multiple vulnerabilities in IBM Sterling Connect:Direct Web Services

1) Input validation error

EUVDB-ID: #VU83581

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-2023-34055

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 user-supplied input in Web Observations. A remote attacker can send specially crafted HTTP requests to the application and perform a denial of service (DoS) attack.

Successful exploitation of the vulnerability requires that application is using Spring MVC or Spring WebFlux and that org.springframework.boot:spring-boot-actuator is on the classpath.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Sterling Connect:Direct Web Services: before 6.1.0.24

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_sterling_connect:direct_web_services:*:*:*:*:*:*:*:

External links

http://www.ibm.com/support/pages/node/7150801

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) Incorrect permission assignment for critical resource

EUVDB-ID: #VU80886

Risk: Low

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

CVE-ID: CVE-2023-34042

CWE-ID: CWE-732 - Incorrect Permission Assignment for Critical Resource

Exploit availability: No

Description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to incorrect permission assignment for spring-security.xsd. A local administrator can write arbitrary file on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Sterling Connect:Direct Web Services: before 6.1.0.24

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_sterling_connect:direct_web_services:*:*:*:*:*:*:*:

External links

http://www.ibm.com/support/pages/node/7150801

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) Use of insufficiently random values

EUVDB-ID: #VU28463

Risk: Medium

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

CVE-ID: CVE-2020-5408

CWE-ID: CWE-330 - Use of Insufficiently Random Values

Exploit availability: No

Description

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

The vulnerability exists due to the affected software uses a fixed null initialization vector with CBC Mode in the implementation of the queryable text encryptor. A remote authenticated attacker can derive the unencrypted values using a dictionary attack.

Mitigation

Install update from vendor's website.

Vulnerable software versions

IBM Sterling Connect:Direct Web Services: before 6.1.0.24

CPE2.3

• cpe:2.3:a:ibm_corporation:ibm_sterling_connect:direct_web_services:*:*:*:*:*:*:*:

External links

http://www.ibm.com/support/pages/node/7150801

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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