Out-of-bounds Read in PostgreSQL
CVE-2021-32029
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.015 (73.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 73.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- PostgreSQL
- Red Hat Jboss Enterprise Application Platform — versions 7.0.0
- PostgreSQL — versions postgresql 13.3, postgresql 12.7, postgresql 11.12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Patch, Third Party Advisory, Issue Tracking)
- www.postgresql.org/support/security/CVE-2021-32029/ (Vendor Advisory)
- security.netapp.com/advisory/ntap-20211112-0003/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32029?
- CVE-2021-32029 is a medium-severity vulnerability in PostgreSQL, classified under Information Disclosure. CVSS score: 6.5/10. Published 2021-10-08.
- How severe is CVE-2021-32029?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2021-32029 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.