PT-2021-7197 · Oracle · Oracle Database Server+1

Eddie Zhu · Published 2021-07-20 · Updated 2021-07-22 · CVE-2021-2337

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Oracle Database Server versions 12.1.0.2, 12.2.0.1 and 19c

Description The issue is related to insufficient input validation in the Oracle XML DB component. It allows a high-privileged attacker with Create Any Procedure, Create Public Synonym privilege and network access via Oracle Net to compromise Oracle XML DB, potentially leading to a takeover. The vulnerability can be exploited remotely.

Recommendations For version 12.1.0.2, update to a version that includes the fix for this issue. For version 12.2.0.1, update to a version that includes the fix for this issue. For version 19c, update to a version that includes the fix for this issue. As a temporary workaround, consider restricting access to the Oracle XML DB component until a patch is available.

Fix

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BDU:2022-03680

CVE-2021-2337

Affected Products

Oracle Database

Oracle Database Server

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2021-2337 · Security Note
• https://oracle.com/security-alerts/cpujul2021.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2022-03680 · Security Note
• https://osv.dev/vulnerability/CVE-2021-2337 · Vendor Advisory
• https://support.oracle.com/rs?type=doc&id=2773670.1 · Note