Auth bypass in Postgresql
CVE-2017-7548
PostgreSQL versions before 9.4.13, 9.5.8 and 9.6.4 are vulnerable to authorization flaw allowing remote authenticated attackers with no privileges on a large object to overwrite the entire contents of the object, resulting in a denial of service.
Vulnerability class: Broken Access Control
EPSS: 0.035 (88.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Postgresql — versions 9.5.x before 9.5.8, 9.4.x before 9.4.13, 9.6.x before 9.6.4
- Debian Debian_linux — versions 8.0, 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- secalert@redhat.com (vendor-advisory, Third Party Advisory, x_refsource_GENTOO)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2017-7548?
- CVE-2017-7548 is a high-severity vulnerability in Postgresql, classified under Missing Authorization. CVSS score: 7.5/10. Published 2017-08-16.
- How severe is CVE-2017-7548?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-7548 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.