Security readout for executives and security teams
Plain-English summary
CVE-2019-10129 is an information disclosure flaw in PostgreSQL 11 before 11.3. A logged-in database user could use a crafted insert into a partitioned table to read arbitrary bytes from server memory. The main business risk is exposure of sensitive data held in database server memory.
Executive priority
Treat this as a moderate-priority confidentiality issue. It is not described as remotely exploitable without credentials, but it can expose sensitive server memory where low-privileged database access exists. Patch affected PostgreSQL 11 systems during the next controlled maintenance window, sooner for shared or externally reachable databases.
Technical view
The issue is a CWE-125 out-of-bounds read in PostgreSQL 11.x prior to 11.3. It is network-reachable with low privileges and no user interaction. The CVSS 3.0 score is 6.5, driven by high confidentiality impact with no stated integrity or availability impact.
Likely exposure
Exposure is limited to PostgreSQL 11.x deployments before 11.3 where untrusted or low-privileged users can connect and create suitable partitioned tables. The source states the default configuration allows any user to create such a table.
Exploitation context
The bundle does not cite active exploitation, and the CVE is not marked as CISA KEV. Exploitation requires an authenticated database user and a purpose-crafted insert into a partitioned table. No public source in the bundle provides safe validation payloads or exploit prevalence.
Researcher notes
Key boundaries are clear: PostgreSQL 11.x before 11.3, authenticated low-privilege access, crafted insert, partitioned table, arbitrary server-memory read. The bundle does not establish affected versions outside PostgreSQL 11.x, active exploitation, or mitigations beyond moving to fixed vendor releases.
Mitigation direction
- Upgrade PostgreSQL 11.x instances to 11.3 or a later supported vendor-fixed release.
- Apply distribution vendor updates, including Gentoo or Red Hat packages where applicable.
- Identify untrusted database users and review table-creation privileges against vendor guidance.
- Prioritize internet-accessible or multi-tenant database environments first.
Validation and detection
- Inventory PostgreSQL versions and flag 11.x releases earlier than 11.3.
- Confirm vendor package advisories show the installed build includes the fix.
- Review database roles that can connect and create partitioned tables.
- Check logs and monitoring for unexpected partitioned table creation by low-privileged users.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-125: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupCVE-2019-10129 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Medium
- CVSS
- 6.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N2.83.6Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
6.5MediumVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source materials
- CVE List V5 sourceCVE List V5
- GLSA-202003-03CVE reference · vendor-advisory, x_refsource_GENTOO
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10129CVE reference · x_refsource_CONFIRM
- https://www.postgresql.org/about/news/1939/CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Out-of-bounds Read
Out-of-bounds Read represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.