Integer overflow in Postgresql
CVE-2021-32027
A flaw was found in postgresql in versions before 13.3, before 12.7, before 11.12, before 10.17 and before 9.6.22. While modifying certain SQL array values, missing bounds checks let authenticated database users write arbitrary bytes to a…
Vulnerability class: Integer Overflow
EPSS: 0.020 (78.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Postgresql
- Redhat Enterprise_linux — versions 7.0, 8.0
- Redhat Jboss_enterprise_application_platform — versions 7.0.0
- Redhat Software_collections
- N/a Postgresql — versions postgresql 13.3, postgresql 12.7, postgresql 11.12, postgresql 10.17, postgresql 9.6.22
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Vendor Advisory)
- secalert@redhat.com (Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32027?
- CVE-2021-32027 is a high-severity vulnerability in Postgresql, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2021-06-01.
- How severe is CVE-2021-32027?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-32027 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.