Vulnerability Name:

CVE-2021-2344 (CCN-205771)

Assigned:2020-12-09
Published:2021-07-20
Updated:2021-07-22
Summary:Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Core). Supported versions that are affected are 3.7.1.0, 12.1.3.0.0, 12.2.1.3.0, 12.2.1.4.0 and 14.1.1.0.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3, IIOP to compromise Oracle Coherence. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Coherence. CVSS 3.1 Base Score 7.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H).
CVSS v3 Severity:7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
7.5 High (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.5 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
7.8 High (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-noinfo
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2021-2344

Source: XF
Type: UNKNOWN
oracle-cpujul2021-cve20212344(205771)

Source: CCN
Type: Oracle CPUJul2021
Oracle Critical Patch Update Advisory - July 2021

Source: MISC
Type: Patch, Vendor Advisory
https://www.oracle.com/security-alerts/cpujul2021.html

Vulnerable Configuration:Configuration 1:
  • cpe:/a:oracle:coherence:3.7.1.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:coherence:12.1.3.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:coherence:12.2.1.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:coherence:12.2.1.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:coherence:14.1.1.0.0:*:*:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:oracle:fusion_middleware:12.1.3.0.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:fusion_middleware:12.2.1.3.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:fusion_middleware:12.2.1.4.0:*:*:*:*:*:*:*
  • OR cpe:/a:oracle:fusion_middleware:14.1.1.0.0:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    BACK
    oracle coherence 3.7.1.0
    oracle coherence 12.1.3.0.0
    oracle coherence 12.2.1.3.0
    oracle coherence 12.2.1.4.0
    oracle coherence 14.1.1.0.0
    oracle fusion middleware 12.1.3.0.0
    oracle fusion middleware 12.2.1.3.0
    oracle fusion middleware 12.2.1.4.0
    oracle fusion middleware 14.1.1.0.0