Buffer overflow in Postgresql
CVE-2015-3166
The snprintf implementation in PostgreSQL before 9.0.20, 9.1.x before 9.1.16, 9.2.x before 9.2.11, 9.3.x before 9.3.7, and 9.4.x before 9.4.2 does not properly handle system-call errors, which allows attackers to obtain sensitive information or have other unspecified impact via unknown vectors, as demonstrated by an out-of-memory error.
Vulnerability class: Buffer Overflow
EPSS: 0.046 (90.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Postgresql
- Postgresql Global Development Group — versions before 9.0.20, 9.2.x before 9.2.11, 9.1.x before 9.1.16
- Canonical Ubuntu_linux — versions 12.04, 14.04, 14.10
- Debian Debian_linux — versions 7.0, 8.0, 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (x_refsource_MISC, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- secalert@redhat.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2015-3166?
- CVE-2015-3166 is a critical-severity vulnerability in Postgresql, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2019-11-20.
- How severe is CVE-2015-3166?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2015-3166 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.