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TI-2021-02023 Aliases CVE-2021-2353GHSA-7847-67x5-hgrr

Vulnerability in the Siebel Core - Server Framework product of Oracle Siebel CRM…

Priority LOW 20Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · None · None
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

Vulnerability in the Siebel Core - Server Framework product of Oracle Siebel CRM (component: Loging). Supported versions that are affected are 21.5 and Prior. Easily exploitable vulnerability allows high privileged attacker with logon to the infrastructure where Siebel Core - Server Framework executes to compromise Siebel Core - Server Framework. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all Siebel Core - Server Framework accessible data. CVSS 3.1 Base Score 4.4 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N).

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00289 21st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
OracleSiebel Core - Server Frameworkup to 21.5—No fix listedCNA
  • Siebel Core - Server Framework VendorOracle Affected up to 21.5 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:oracle:siebel_core_-_server_framework:*:*:*:*:*:*:*:*up to 21.5VulnerableOracle
  • cpe:2.3:a:oracle:siebel_core_-_server_framework:*:*:*:*:*:*:*:* Versions up to 21.5 Vulnerable ·Oracle

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-2353
  2. 2026-10-03 Alias added: GHSA-7847-67x5-hgrr

References

Patch 1

  • TI-2020-15186 FasterXML jackson-databind 2.x before 2.9.10.6 mishandles the interaction between… CVSS 3.1HIGH 8.1
  • TI-2020-09314 The ZlibDecoders in Netty 4.1.x before 4.1.46 allow for unbounded memory allocation while… CVSS 3.1HIGH 7.5
  • TI-2019-00177 Missing authorization in Apache ZooKeeper CVSS 3.1MEDIUM 5.9
  • TI-2021-01724 Vulnerability in the Siebel Core - Server Framework product of Oracle Siebel CRM… CVSS 3.1HIGH 7.6
  • TI-2019-02318 Vulnerability in the Siebel Core - Server Framework component of Oracle Siebel CRM… CVSS 3.0MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences