PostgreSQL 9.2.x before 9.2.4 and 9.1.x before 9.1.9 does not properly check REPLICATION privileges, which allows remote authenticated users to bypass intended backup restrictions by calling the (1) pg_start_backup or (2) pg_stop_backup functions.
Conclusion & alert: CVE-2013-1901 is rated Moderate Risk (49.5/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 3.30%). Core evidence: EPSS rose +3.08% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.21% | 3.30% | +3.08% |
| 2 | 2026-03-21 | 0.28% | 0.21% | -0.06% |
| 3 | 2026-02-01 | — | 0.28% | — |
Full EPSS history (11 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.0 | 2.0 | MEDIUM |
|
8.0 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
gentoo
|
normal | CVE-2013-1901: 1 GLSA(s) (201408-15), 1 atom(s) (dev-db/postgresql-server); latest impact normal. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2013-1901 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2013-1901 |
ubuntu
|
medium | CVE-2013-1901 medium priority: Ubuntu including 4 source packages (postgresql-8.2, postgresql-8.3, postgresql-8.4, postgresql-9.1), 24 status rows across 6 suites (hardy, lucid, oneiric, precise, quantal, upstream): DNE 12, not-affected 5, released 5, needs-triage 2. | https://ubuntu.com/security/CVE-2013-1901 |
: Per http://www.ubuntu.com/usn/USN-1789-1/ "A security issue affects these releases of Ubuntu and its derivatives: Ubuntu 12.10 Ubuntu 12.04 LTS Ubuntu 11.10 Ubuntu 10.04 LTS Ubuntu 8.04 LTS"
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| postgresql | postgresql | 9.2 | cpe:2.3:a:postgresql:postgresql:9.2:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.2.1 | cpe:2.3:a:postgresql:postgresql:9.2.1:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.2.2 | cpe:2.3:a:postgresql:postgresql:9.2.2:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.2.3 | cpe:2.3:a:postgresql:postgresql:9.2.3:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1 | cpe:2.3:a:postgresql:postgresql:9.1:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.1 | cpe:2.3:a:postgresql:postgresql:9.1.1:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.2 | cpe:2.3:a:postgresql:postgresql:9.1.2:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.3 | cpe:2.3:a:postgresql:postgresql:9.1.3:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.4 | cpe:2.3:a:postgresql:postgresql:9.1.4:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.5 | cpe:2.3:a:postgresql:postgresql:9.1.5:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.6 | cpe:2.3:a:postgresql:postgresql:9.1.6:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.7 | cpe:2.3:a:postgresql:postgresql:9.1.7:*:*:*:*:*:*:* |
| postgresql | postgresql | 9.1.8 | cpe:2.3:a:postgresql:postgresql:9.1.8:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 8.04 | cpe:2.3:o:canonical:ubuntu_linux:8.04:-:lts:*:*:*:*:* |
| canonical | ubuntu_linux | 10.04 | cpe:2.3:o:canonical:ubuntu_linux:10.04:-:lts:*:*:*:*:* |
| canonical | ubuntu_linux | 11.10 | cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* |
| canonical | ubuntu_linux | 12.04 | cpe:2.3:o:canonical:ubuntu_linux:12.04:-:lts:*:*:*:*:* |
| canonical | ubuntu_linux | 12.10 | cpe:2.3:o:canonical:ubuntu_linux:12.10:*:*:*:*:*:*:* |