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CVE-2023-22071

Vulnerability in the PL/SQL component of Oracle Database Server. Supported versions that are affected are 19.3-19.20 and 21.3-21.11.…

Medium5.9EPSS 0.36%
Published
Updated
Reserved
Assigned by
oracle

Description

Vulnerability in the PL/SQL component of Oracle Database Server. Supported versions that are affected are 19.3-19.20 and 21.3-21.11. Easily exploitable vulnerability allows high privileged attacker having Create Session, Execute on sys.utl_http privilege with network access via Oracle Net to compromise PL/SQL. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in PL/SQL, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PL/SQL accessible data as well as unauthorized read access to a subset of PL/SQL accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PL/SQL. CVSS 3.1 Base Score 5.9 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L).

Timeline

  1. ID reserved

    By oracle

  2. · 10 months later

    Published

  3. · 11 months later

    Record updated

Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.

Scores

CVSS scores of CVE-2023-22071, by who scored it
Scored byCVSSScoreVector
oracleCNA (assigner)3.1Medium5.9CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
NVDNVD · Modified3.1Medium5.9CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:L
EPSS (exploitation in 30 days)
0.36% · top 70% of all CVEs (7 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.

Weakness

  • Easily exploitable vulnerability allows high privileged attacker having Create Session, Execute on sys.utl_http privilege with network access via Oracle Net to compromise PL/SQL. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in PL/SQL, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of PL/SQL accessible data as well as unauthorized read access to a subset of PL/SQL accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of PL/SQL.

Affected products

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .