Multiple vulnerabilities in Dell EMC Data Computing Appliance (DCA)



Risk High
Patch available YES
Number of vulnerabilities 9
CVE-ID CVE-2018-10902
CVE-2018-12327
CVE-2018-16509
CVE-2019-6133
CVE-2018-11212
CVE-2019-2422
CVE-2019-2426
CVE-2019-2449
CVE-2019-2540
CWE-ID CWE-415
CWE-121
CWE-78
CWE-264
CWE-369
CWE-200
CWE-284
Exploitation vector Network
Public exploit Public exploit code for vulnerability #2 is available.
Vulnerability #3 is being exploited in the wild.
Public exploit code for vulnerability #4 is available.
Vulnerable software
Data Computing Appliance (DCA)
Other software / Other software solutions

Vendor Dell

Security Bulletin

This security bulletin contains information about 9 vulnerabilities.

1) Double-free memory error

EUVDB-ID: #VU14490

Risk: Low

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

CVE-ID: CVE-2018-10902

CWE-ID: CWE-415 - Double Free

Exploit availability: No

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to double-free memory error in snd_rawmidi_input_params() and snd_rawmidi_output_status() in 'rawmidi.c'. A local attacker can gain elevated privileges and execute arbitrary code.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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.

2) Stack-based buffer overflow

EUVDB-ID: #VU14448

Risk: Low

CVSSv3.1: 7.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2018-12327

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: Yes

Description

The vulnerability allows a local attacker to gain elevated privileges on the target system.

The vulnerability exists due to stack-based buffer overflow in the Network Time Protocol Query (ntpq) program and Network Time Protocol daemon (ntpd) when handling malicious input. A local attacker can submit a long string argument for an IPv4 or IPv6 command-line parameter, trigger memory corruption and execute arbitrary code with elevated privileges.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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

3) OS command injection

EUVDB-ID: #VU14690

Risk: High

CVSSv3.1: 9.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]

CVE-ID: CVE-2018-16509

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to /invalidaccess checks can be bypassed after a restore failure. A remote unauthenticated attacker can trick the victim into opening a specially crafted PostScript file that submits malicious input and execute arbitrary shell commands.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: original fix for this vulnerability was incomplete in version 9.24. Vendor has issued another patch.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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?

Yes. This vulnerability is being exploited in the wild.

4) Security restrictions bypass

EUVDB-ID: #VU16966

Risk: Low

CVSSv3.1: 6.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C]

CVE-ID: CVE-2019-6133

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The vulnerability exists due to fork() is not atomic, and therefore authorization decisions are improperly cached, related to lack of uid checking in polkitbackend/polkitbackendinteractiveauthority.c. A remote unauthenticated attacker can bypass the "start time" protection mechanism

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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.

5) Division by zero

EUVDB-ID: #VU17049

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: CVE-2018-11212

CWE-ID: CWE-369 - Divide By Zero

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition.

The weakness exists due to division by zero error within the libjpeg library within the libjpeg-turbo in alloc_sarray() function of jmemmgr.c file. A remote attacker can pass a specially crafted file the to affected application and cause application to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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) Information disclosure

EUVDB-ID: #VU17051

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-2422

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The weakness exists due to unspecified flaw in Libraries component. A remote attacker can gain access to sensitive information on the system.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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.

7) Information disclosure

EUVDB-ID: #VU17050

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-2019-2426

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to obtain potentially sensitive information.

The weakness exists due to unspecified flaw in Networking component. A remote attacker read arbitrary data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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) Denial of service

EUVDB-ID: #VU17052

Risk: Low

CVSSv3.1: 2.7 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-2449

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

Exploit availability: No

Description

The vulnerability allows a remote attacker to cause DoS condition.

The weakness exists due to unspecified flaw in Deployment component. A remote attacker cause the service to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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) Improper access control

EUVDB-ID: #VU36230

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-2540

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Vulnerability in the Java Advanced Management Console component of Oracle Java SE (subcomponent: Server). The supported version that is affected is Java Advanced Management Console: 2.12. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java Advanced Management Console. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Java Advanced Management Console, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Java Advanced Management Console accessible data as well as unauthorized read access to a subset of Java Advanced Management Console accessible data. CVSS 3.0 Base Score 6.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N).

Mitigation

Install update from vendor's website.

Vulnerable software versions

Data Computing Appliance (DCA): before 3.5.3.0

CPE2.3 External links

http://www.dell.com/support/kbdoc/en-us/000001829/dsa-2019-061-dell-emc-data-computing-appliance-dca-security-update-for-multiple-vulnerabilities-in-embedded-components


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.



###SIDEBAR###