openSUSE update for postgresql95

1) Data handling

EUVDB-ID: #VU9168

Risk: Low

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

CVE-ID: CVE-2017-15098

CWE-ID: CWE-19 - Data Handling

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to cause DoS condition or obtain potentially sensitive information on a targeted system.

The weakness exists due to improper data handling. A remote attacker can send specially crafted data to trigger a rowtype mismatch in json{b}_populate_recordset(), cause the application to crash or read arbitrary data.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00042.html

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) Security restrictions bypass

EUVDB-ID: #VU9167

Risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-15099

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

Exploit availability: No

Description

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

The weakness exists due to improper security restrictions in the case of an arbiter specified by constraint name. A remote attacker can submit specially crafted INSERT requests and bypass security controls on the update path of 'INSERT ... ON CONFLICT DO UPDATE' function to conduct further attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00042.html

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.

3) Authentication bypass

EUVDB-ID: #VU7873

Risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2017-7546

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The weakness exists in the systems using libpq or a libpq-based connection driver to perform password-based authentication methods due to insufficient security restrictions. A remote attacker can submit an empty password to disable password login and log in to the system.

Successful exploitation of the vulnerability may result in unauthorized access to the system and further attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00042.html

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.

4) Information disclosure

EUVDB-ID: #VU7875

Risk: Low

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-2017-7547

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

The vulnerability allows a remote authenticated attacker to obtain potentially sensitive information on the target system.

The weakness exists in the pg_user_mappings function due to insufficient security restrictions. A remote attacker can gain access to important data and conduct further attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00042.html

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.

5) Denial of service

EUVDB-ID: #VU7874

Risk: Low

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

CVE-ID: CVE-2017-7548

CWE-ID: CWE-284 - Improper Access Control

Exploit availability: No

Description

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

The weakness exists due to an access control flaw in the lo_put() function to change the data in a large object. A remote attacker can cause the application to crash.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00042.html

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.

6) Information disclosure

EUVDB-ID: #VU10439

Risk: Low

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

CVE-ID: CVE-2018-1053

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

A vulnerability allows a remote authenticated attacker to obtain potentially sensitive information on the target system.

The vulnerability exists due to insufficient security restrictions. A remote attacker can gain access to sensitive information.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Opensuse: 42.3

External links

http://lists.opensuse.org/opensuse-security-announce/2018-02/msg00042.html

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.