Risk | Low |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2020-1720 |
CWE-ID | CWE-285 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software Subscribe |
postgresql-11 (Ubuntu package) Operating systems & Components / Operating system package or component postgresql-10 (Ubuntu package) Operating systems & Components / Operating system package or component |
Vendor | Canonical Ltd. |
Security Bulletin
This security bulletin contains one low risk vulnerability.
EUVDB-ID: #VU25333
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-1720
CWE-ID:
CWE-285 - Improper Authorization
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform unauthorized modification of data in database.
The vulnerability exists due to the ALTER ... DEPENDS ON EXTENSION
sub-commands do not perform authorization
checks, which can allow an unprivileged user to drop any function, procedure,
materialized view, index, or trigger under certain conditions. This attack is
possible if an administrator has installed an extension and an unprivileged
user can CREATE
, or an extension owner either executes DROP EXTENSION
predictably or can be convinced to execute DROP EXTENSION
.
Update the affected packages.
postgresql-11 (Ubuntu package): 11.0-1 - 11.6-2~sid1build1
postgresql-10 (Ubuntu package): 10.0-1 - 10.10-0ubuntu0.18.04.1
External linksQ & 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.