CVE-2021-32029
postgresql: Memory disclosure in partitioned-table UPDATE ... RETURNING
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
A flaw was found in postgresql. Using an UPDATE ... RETURNING command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory. The highest threat from this vulnerability is to data confidentiality.
Se ha encontrado un fallo en postgresql. usando un comando UPDATE ... RETURNING en una tabla diseñada a tal efecto, un usuario autenticado de la base de datos podía leer bytes arbitrarios de la memoria del servidor. La mayor amenaza de esta vulnerabilidad es para la confidencialidad de los datos
Tom Lane discovered that PostgreSQL incorrect handled certain array subscripting calculations. An authenticated attacker could possibly use this issue to overwrite server memory and escalate privileges. Andres Freund discovered that PostgreSQL incorrect handled certain INSERT ... ON CONFLICT ... DO UPDATE commands. A remote attacker could possibly use this issue to read server memory and obtain sensitive information. Various other issues were also addressed.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2021-05-04 CVE Reserved
- 2021-05-28 CVE Published
- 2024-08-03 CVE Updated
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-125: Out-of-bounds Read
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CAPEC
References (4)
| URL | Tag | Source |
|---|---|---|
| https://security.netapp.com/advisory/ntap-20211112-0003 | Third Party Advisory |
|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=1956883 | 2021-06-14 |
| URL | Date | SRC |
|---|---|---|
| https://www.postgresql.org/support/security/CVE-2021-32029 | 2022-08-05 | |
| https://access.redhat.com/security/cve/CVE-2021-32029 | 2021-06-14 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Postgresql Search vendor "Postgresql" | Postgresql Search vendor "Postgresql" for product "Postgresql" | >= 11.0 < 11.12 Search vendor "Postgresql" for product "Postgresql" and version " >= 11.0 < 11.12" | - |
Affected
| ||||||
| Postgresql Search vendor "Postgresql" | Postgresql Search vendor "Postgresql" for product "Postgresql" | >= 12.0 < 12.7 Search vendor "Postgresql" for product "Postgresql" and version " >= 12.0 < 12.7" | - |
Affected
| ||||||
| Postgresql Search vendor "Postgresql" | Postgresql Search vendor "Postgresql" for product "Postgresql" | >= 13.0 < 13.3 Search vendor "Postgresql" for product "Postgresql" and version " >= 13.0 < 13.3" | - |
Affected
| ||||||
| Redhat Search vendor "Redhat" | Jboss Enterprise Application Platform Search vendor "Redhat" for product "Jboss Enterprise Application Platform" | 7.0.0 Search vendor "Redhat" for product "Jboss Enterprise Application Platform" and version "7.0.0" | - |
Affected
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