Medium severity · published Mar 17, 2020
CVE-2020-1720
A flaw was found in PostgreSQL's "ALTER
6.5
CVSS
1.2%
EPSS
No
On KEV
Description
A flaw was found in PostgreSQL's "ALTER ... DEPENDS ON EXTENSION", where sub-commands did not perform authorization checks. An authenticated attacker could use this flaw in certain configurations to perform drop objects such as function, triggers, et al., leading to database corruption. This issue affects PostgreSQL versions before 12.2, before 11.7, before 10.12 and before 9.6.17.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PO
PostgreSQL · PostgreSQL
9.6 before 9.6.17; 10.0 before 10.12; 11.0 before 11.7; 12.0 before 12.2 · source: NVD
DM
Decision Manager · Redhat
7.0 · source: NVD
EL
Enterprise Linux · Redhat
8.0 · source: NVD
SC
Software Collections · Redhat
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-1720
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-1720
lists.opensuse.org
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00043.html
Issue Tracking
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1720
Release Notes
https://www.postgresql.org/about/news/2011/
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