Vulnerability Report

CVE-2020-21469

Title: Postgresql Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2020-21469.

CWE Category CWE-120

Published Date Aug 22, 2023

Modified Date Nov 21, 2024

Exploit Status Not Found

Score 4.4 CVSS v3.1

Exploit Probability (EPSS)

0.36%

Vulnerability Summary

CVE-2020-21469: An issue was discovered in PostgreSQL 12.2 allows attackers to cause a denial of service via repeatedly sending SIGHUP signals. NOTE: this is disputed by the vendor because untrusted users cannot send SIGHUP signals; they can only be sent by a PostgreSQL superuser, a user with pg_reload_conf access, or a user with sufficient privileges at the OS level (the postgres account or the root account).

Impacted Vendors

postgresql 1

anynines 1

Reference Links

https://www.postgresql.org/message-id/CAA8ZSMqAHDCgo07hqKoM5XJaoQy6Vv76O7966agez4ffyQktkA%40mail.gmail.com https://www.postgresql.org/message-id/flat/CAA8ZSMqAHDCgo07hqKoM5XJaoQy6Vv76O7966agez4ffyQktkA%40mail.gmail.com https://www.postgresql.org/support/security/ https://www.postgresql.org/message-id/CAA8ZSMqAHDCgo07hqKoM5XJaoQy6Vv76O7966agez4ffyQktkA%40mail.gmail.com https://www.postgresql.org/message-id/flat/CAA8ZSMqAHDCgo07hqKoM5XJaoQy6Vv76O7966agez4ffyQktkA%40mail.gmail.com https://www.postgresql.org/support/security/

CVSS v3.1

Source Entity [email protected]

Severity MEDIUM

4.4

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2020-21469 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

November 21, 2024 MODIFIED

Vulnerability data or affected products updated.

August 22, 2023 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.