What is the CVSS score of CVE-2023-21862?

CVE-2023-21862 has a CVSS 3.1 base score of 8.1 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N. EPSS exploitation probability: 0.6%.

Is there a patch available for CVE-2023-21862?

Yes, a patch is available for CVE-2023-21862. Update the affected software to the latest version immediately.

Web Services Manager CVE-2023-21862

HIGH

Improper Restriction of XML External Entity Reference (CWE-611)

2023-01-18 secalert_us@oracle.com

Oracle XXE Authentication Bypass Web Services Manager

8.1

CVSS 3.1 · Vendor: oracle

Severity by source

Vendor (oracle) PRIMARY

8.1 HIGH

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

Primary rating from Vendor (oracle) · only source for this CVE.

CVSS VectorVendor: oracle

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Jan 18, 2023 - 00:15 cve.org

HIGH 8.1

DescriptionCVE.org

Vulnerability in the Oracle Web Services Manager product of Oracle Fusion Middleware (component: XML Security component). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Web Services Manager. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Web Services Manager accessible data as well as unauthorized access to critical data or complete access to all Oracle Web Services Manager accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N).

AnalysisAI

Vulnerability in the Oracle Web Services Manager product of Oracle Fusion Middleware (component: XML Security component). Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This XML External Entity (XXE) vulnerability could allow attackers to read arbitrary files or perform SSRF through XML processing.

Technical ContextAI

This vulnerability is classified as XML External Entity (XXE) (CWE-611), which allows attackers to read arbitrary files or perform SSRF through XML processing. Vulnerability in the Oracle Web Services Manager product of Oracle Fusion Middleware (component: XML Security component). The supported version that is affected is 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Web Services Manager. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Oracle Web Services Manager accessible data as well as unauthorized access to critical data or complete access to all Oracle Web Services Manager accessible data. CVSS 3.1 Base Score 8.1 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N). Affected products include: Oracle Web Services Manager.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Disable external entity processing in XML parsers, use JSON instead of XML where possible.