CISA KEV Critical Authentication exploit reference

CVE-2022-21587 — Oracle E-Business Suite Unspecified Vulnerability

Vulnerability in the Oracle Web Applications Desktop Integrator product of Oracle E-Business Suite (component: Upload). Supported versions that are affected are 12.2.3-12.2.11. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Web Applications Desktop Integrator. Successful attacks of this vulnerability can result in takeover of Oracle Web Applications Desktop Integrator. CVSS 3.1 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).

Published Oct 18, 2022 · Updated Oct 13, 2026 · Sources: CISA Known Exploited Vulnerabilities, NIST National Vulnerability Database, CVE Program (cve.org) e CISA ADP, GitHub Security Advisories · CNA: oracle

Urgent

Who exploits it and how urgent it is

A 0–100 score combining confirmed exploitation, ransomware and APT use, public exploits, EPSS and severity.

CISA KEV · Feb 2, 2023 R used by ransomware (CISA) Detection templates (Nuclei) · 1 Metasploit modules · 1 Proofs of concept on GitHub · 3

How the score was calculated

Confirmed exploitation (CISA KEV)+35
Used in ransomware campaigns (CISA)+10
Public exploit/PoC (nuclei, metasploit, github)+20
EPSS 98.3% (30-day exploitation probability)+15
Technical severity (critical)+10
Automatable exploitation (SSVC)+3

The score orders the patch queue; it does not replace your asset context (internet exposure, criticality, compensating controls).

Triage

Is it exploited, how likely is exploitation, what does it touch, and how severe do the sources call it.

Exploitation

Confirmed

CISA KEV, listed Feb 2, 2023

EPSS FIRST

98.34%

ahead of 100% of scored CVEs · Oct 14, 2026

Affects

Oracle

E-business Suite and 1 more

CVSS base

9.8

Critical · 3 source(s)

CISA SSVC assessment CISA

Three decision points CISA publishes for the CVEs it assesses (SSVC 2.0.3). A stakeholder decision, not a severity score.

Exploitation

Active

none · proof-of-concept · active

Automatable

Yes

can an attacker script the kill-chain steps

Technical impact

Total

partial · total control of the vulnerable component

Remediation

Fixes and mitigations documented by the sources — linked to the original advisory.

Documented patch — www.oracle.com (NIST National Vulnerability Database)

CISA required action CISA

Apply updates per vendor instructions.

US federal deadline: Feb 23, 2023 — passed 1330 day(s) ago

First 24 hours

Ordered from the record’s own fields — exposure first, because you cannot patch what you have not found. A rule-generated starting point.

Identify exposed assets running the affected vendor/product/version combinations (Oracle E-business Suite, Oracle Web Applications Desktop Integrator).
Treat as emergency remediation: the CVE is in CISA KEV (confirmed exploitation).
The attack is network-based and needs no privileges: restrict exposure (ACLs, VPN, WAF) until patched.
Apply the fixed version or the patch documented under Remediation.
EPSS ahead of 100% of scored CVEs: prioritize it in the patch queue.
Search available logs for exploit probes matching the vulnerability class (authentication), errors and authentication anomalies.

Affected scope

Vendor, product and versions as the sources word them.

Vendor	Product	Versions	Status	Source
Oracle	E-business Suite	≥ 12.2.3 and ≤ 12.2.11	Vulnerable	NIST National Vulnerability Database
Oracle	Web Applications Desktop Integrator	version 12.2.3-12.2.11	Vulnerable	CVE Program (cve.org) e CISA ADP

Attack characteristics

The CVSS vector, decoded. It describes the attack, not your exposure to it.

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Every base score collected

Sources score independently and may disagree; each row says who scored it and under which version.

Score	Version	Severity	Expl.	Impact	Scored by
9.8	CVSS 3.1	Critical	3.9	5.9	secalert_us@oracle.com via NIST National Vulnerability Database
9.8	CVSS 3.1	Critical	—	—	GitHub, Inc. via GitHub Security Advisories
9.8	CVSS 3.1	Critical	—	—	oracle via CVE Program (cve.org) e CISA ADP

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (score shown at the top: secalert_us@oracle.com)

Weakness MITRE

Weakness class according to MITRE’s CWE catalog.

CWE-306 · Missing Authentication for Critical Function

Other CVEs with this weakness →

CISA KEV details CISA

CISA lists a CVE once it has evidence of exploitation against real targets.

Listed

Feb 2, 2023

Federal deadline

Feb 23, 2023

passed 1330 day(s) ago

Ransomware use

Known

CISA records ransomware use only for campaigns it has confirmed, so “Unknown” means unrecorded, not ruled out. The deadline binds US federal agencies; for everyone else it is a reference date.

Public exploits, PoCs and detection templates

Public code that demonstrates or tests the flaw raises the odds of mass exploitation — and Nuclei templates help find vulnerable assets in your environment.

Detection templates (Nuclei)

Oracle E-Business Suite 12.2.3 -12.2.11 - Remote Code Execution

Metasploit modules

Oracle E-Business Suite (EBS) Unauthenticated Arbitrary File Upload excellent Oct 1, 2022

Proofs of concept on GitHub

CVE-2022-21587 POC ★ 15 Feb 6, 2023
This script is used for automating exploit for Oracle Ebussiness (EBS) for CVE 2022-21587 ( Unauthenticated File Upload For Remote Code Execution) ★ 6 Mar 3, 2023
Oracle E-BS CVE-2022-21587 Exploit ★ 2 Feb 22, 2023

Warning: public PoCs are sometimes disguised malware. Use them only for authorized testing in an isolated environment. This portal does not host exploit code — it only points to the sources.

EPSS over time FIRST

Oct 12, 2026 → Oct 14, 2026 · 3 reading(s) · max 98.34%

Detection

Read off the CVSS vector and the weakness class. Starting points, not tested rules.

Prioritize edge telemetry for the network-reachable component (proxy, WAF, IDS/IPS).
Review authentication logs: logins without MFA, anomalous sessions and recently created accounts.
Hunt retroactively in logs from before Feb 2, 2023 (KEV listing): exploitation may have started earlier.

web/proxy/WAF logsnetwork IDS/IPSauthentication logs

Timeline

What happened to this CVE, newest first.

2026
Affected products added · oracle corporation/web applications desktop integrator
Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
SSVC assessment updated
Oct 13, 2026 · CVE Program (cve.org) e CISA ADP
Record published
Oct 13, 2026
Fix documented
Oct 13, 2026 · NIST National Vulnerability Database
Affected products added · oracle/e-business suite
Oct 13, 2026 · NIST National Vulnerability Database
CVSS changed · 9.8
Oct 13, 2026 · NIST National Vulnerability Database
Source status changed · → Analyzed
Oct 13, 2026 · NIST National Vulnerability Database
Added to CISA KEV (detected)
Oct 13, 2026 · CISA Known Exploited Vulnerabilities
Record created in this database
Oct 13, 2026 · CISA Known Exploited Vulnerabilities
2023
Added to CISA KEV catalog
Feb 1, 2023 · CISA
2022
CVE published
Oct 18, 2022 · oracle

Source activity

Repeated readings are counted rather than listed.

2× References added · Oct 13, 2026 – Oct 13, 2026
1× Official description updated · Oct 13, 2026 – Oct 13, 2026

References

5 on the record

www.oracle.com/security-alerts/cpuoct2022.html
Patch, Vendor Advisory, NIST National Vulnerability Database
www.cisa.gov/known-exploited-vulnerabilities-catalog
US Government Resource, NIST National Vulnerability Database
github.com/advisories/GHSA-64x7-wh2p-524g
GitHub Security Advisories
nvd.nist.gov/vuln/detail/CVE-2022-21587
GitHub Security Advisories
packetstormsecurity.com/files/171208/Oracle-E-Business-Suite-EBS-Unauthenticated-Arbitrary-Fi
Exploit, Third Party Advisory, VDB Entry, NIST National Vulnerability Database

Elsewhere on this site

Oracle
every CVE for this vendor

2023-02
what else CISA listed that month

Authentication
same class

CWE-306
other pages naming this weakness

Related CVEs (same products)

High CVE-2026-83482 Improper Privilege Management in Oracle E-business Suite Sep 15, 2026
High CVE-2026-83481 Improper Privilege Management in Oracle E-business Suite Sep 15, 2026
High CVE-2026-83479 Improper Privilege Management in Oracle E-business Suite Sep 15, 2026
High CVE-2026-83457 Uncontrolled Resource Consumption in Oracle E-business Suite Sep 15, 2026
High CVE-2026-83455 Improper Access Control in Oracle E-business Suite Sep 15, 2026
High CVE-2026-83456 Improper Privilege Management in Oracle E-business Suite Sep 15, 2026

Not in any source we poll

Listed rather than left blank: an empty field and an unmeasured one look identical on screen, and only one is a reason to look elsewhere.

No confirmed IOCs, IP addresses, domains, file hashes, or malware artifacts supplied.
No organization-specific asset inventory, compensating-control status, or patch deployment evidence supplied.
No exploit packet captures, log samples, or incident case IDs supplied.

Answered from this record

Text assembled only from the fields above — no additional claims.

What should defenders know first?

CVE-2022-21587 is "Oracle E-Business Suite Unspecified Vulnerability", rated Critical. It affects E-business Suite (Oracle); versions are in the scope table. It is in CISA KEV: there is evidence of real-world exploitation. CVSS 9.8 describes technical severity. EPSS 98.34% estimates the probability of exploitation in 30 days; neither replaces your asset context. First verify whether exposed or business-critical assets run the affected versions, apply vendor fixes or mitigations, and preserve logs for review.

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