CVE-2020-13692
PostgreSQL JDBC Driver (aka PgJDBC) before 42.2.13 allows XXE.
No known exploitation. EPSS puts it in the 90th percentile. A vendor fix is available.
What to do
The vendor has published a fix. Version details are below where the sources state them.
What it is
From the CVE record
Improper Restriction of XML External Entity Reference
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
4.1% chance of exploitation activity in the next 30 days, which ranks it in the 90th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
6 events over 2212 days, from the signal feeds we watch.
- OpenVAS check added
- Patch availablerecord updated
- Publishedweakness classified, att&ck mapped
Affected products
- Red Hat Enterprise LinuxOperating Systems / linux-distro
- Jboss FuseOperating Systems / linux-distro
- OpenShift Application RuntimesOperating Systems / linux-distro
- Red Hat Descision ManagerOperating Systems / linux-distro
- Red Hat Process AutomationOperating Systems / linux-distro
- Red Hat Integration Camel KOperating Systems / linux-distro
- Red Hat IntegrationOperating Systems / linux-distro
- Red Hat AMQ OnlineOperating Systems / linux-distro
And 6 more affected products. See all after sign-in
Technical detail
CVSS 3.1 vector
Open in the CVSS calculatorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:H
Scored 7.7 by NVD.
How it is reached
- Attack Vector NetworkExploitable remotely over the network without any special conditions
- Attack Complexity HighRequires specific conditions like a race condition or non-default configuration
- Privileges Required NoneNo authentication required — anyone can exploit this
- User Interaction NoneNo user interaction needed — fully automated exploitation
Scope
- Scope UnchangedImpact is limited to the vulnerable component itself
Impact if exploited
- Confidentiality HighTotal information disclosure — all data in the component is compromised
- Integrity LowData modification is possible but limited in scope or consequence
- Availability HighTotal denial of service — the component is completely unavailable
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
References in the record
- nvd.nist.gov/vuln/detail/CVE-2020-13692
- github.com/pgjdbc/pgjdbc/commit/14b62aca4764d496813f55a43d050b017e01eb65
- jdbc.postgresql.org/documentation/changelog.html
And 28 more references. See all after sign-in
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