Gentoo update for PostgreSQL



Risk Medium
Patch available YES
Number of vulnerabilities 3
CVE-ID CVE-2020-25694
CVE-2020-25695
CVE-2020-25696
CWE-ID CWE-284
CWE-89
CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Gentoo Linux
Operating systems & Components / Operating system

Vendor Gentoo

Security Bulletin

This security bulletin contains information about 3 vulnerabilities.

1) Improper access control

EUVDB-ID: #VU48437

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-25694

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 improper access restrictions. A remote attacker can perform a man-in-the-middle attack or observe clear-text transmissions and downgrade connection security settings.

Mitigation

Update the affected packages.
dev-db/postgresql to version: 13.1

Vulnerable software versions

Gentoo Linux: All versions

CPE2.3 External links

https://security.gentoo.org/
https://security.gentoo.org/glsa/202012-07


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) SQL injection

EUVDB-ID: #VU48436

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-25695

CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote authenticated attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation

Update the affected packages.
dev-db/postgresql to version: 13.1

Vulnerable software versions

Gentoo Linux: All versions

CPE2.3 External links

https://security.gentoo.org/
https://security.gentoo.org/glsa/202012-07


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.

3) Input validation error

EUVDB-ID: #VU48438

Risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-25696

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

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

The vulnerability exists due to the "\gset" meta-command does not distinguish variables that control psql behavior. A remote attacker can execute arbitrary code as the operating system account.

Mitigation

Update the affected packages.
dev-db/postgresql to version: 13.1

Vulnerable software versions

Gentoo Linux: All versions

CPE2.3 External links

https://security.gentoo.org/
https://security.gentoo.org/glsa/202012-07


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.



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