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CVE-2002-0561

28
FAUCET Score

CVE-2002-0561 describes a critical vulnerability in Oracle 9i Application Server 1.0.2.x, specifically within the PL/SQL Gateway web administration interface, which is configured by default with null authentication. This flaw allows unauthenticated remote attackers to gain elevated privileges and modify Data Access Definition (DAD) settings. With a CVSS score of 7.5, this vulnerability is easily exploitable over the network with low complexity and no authentication, leading to potential compromise of confidentiality, integrity, and availability. While there is no known active exploitation or public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion, with 10 mentions indicating awareness among security researchers.

Impacted Technologies

VendorProductVersion(s)CPE
1.0.2CPE matchmatch criteria
cpe:2.3:a:oracle:application_server:1.0.2:*:*:*:*:*:*:*
2.0.0.0CPE matchmatch criteria
cpe:2.3:a:oracle:application_server_web_cache:2.0.0.0:*:*:*:*:*:*:*
2.0.0.1CPE matchmatch criteria
cpe:2.3:a:oracle:application_server_web_cache:2.0.0.1:*:*:*:*:*:*:*
2.0.0.2CPE matchmatch criteria
cpe:2.3:a:oracle:application_server_web_cache:2.0.0.2:*:*:*:*:*:*:*
2.0.0.3CPE matchmatch criteria
cpe:2.3:a:oracle:application_server_web_cache:2.0.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
9.67%
Probability of exploitation in next 30 days
EPSS Percentile
95.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0967 is in the 92nd percentile among its peer group of 51,466 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

marc.info
otn.oracle.com / deploy/security/pdf/ias_modplsql_alert.pdf
PatchVendor Advisory
cert.org / advisories/CA-2002-08.html
US Government Resource
kb.cert.org / vuls/id/611776
PatchThird Party AdvisoryUS Government Resource
nextgenss.com / papers/hpoas.pdf
securityfocus.com / bid/4292
Vendor Advisory