Vulnerability Report

CVE-2021-3393

Title: PostgreSQL Information Leakage (Error Messages)

Information Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2021-3393.

CWE Category CWE-209
Published Date Apr 01, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 4.3 CVSS v3.1
Exploit Probability (EPSS)
1.19%

Vulnerability Summary

CVE-2021-3393: An information leak was discovered in postgresql in versions before 13.2, before 12.6 and before 11.11. A user having UPDATE permission but not SELECT permission to a particular column could craft queries which, under some circumstances, might disclose values from that column in error messages. An attacker could use this flaw to obtain information stored in a column they are allowed to write but not read.

Impacted Vendors

P
postgresql 1
R
redhat 1
A
anynines 1

Reference Links

https://bugzilla.redhat.com/show_bug.cgi?id=1924005 https://security.gentoo.org/glsa/202105-32 https://security.netapp.com/advisory/ntap-20210507-0006/ https://bugzilla.redhat.com/show_bug.cgi?id=1924005 https://security.gentoo.org/glsa/202105-32 https://security.netapp.com/advisory/ntap-20210507-0006/
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
4.3
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v2.0
Source Entity [email protected]
Severity LOW
3.5
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:S/C:P/I:N/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-3393 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Affected Stack

No specific products linked.