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CVE-2006-3858

11
FAUCET Score

CVE-2006-3858 describes a vulnerability in IBM Informix Dynamic Server (IDS) versions prior to 9.40.xC8 and 10.00.xC4, where passwords are stored in plaintext in shared memory. This allows local attackers to access sensitive credentials by reading the memory. The vulnerability has a low severity CVSS score of 2.1 (AV:L/AC:L/Au:N/C:P/I:N/A:N), indicating local access is required for exploitation and the primary impact is confidentiality. There is no known active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
9.4CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.4:*:*:*:*:*:*:*
9.40.tc5CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.tc5:*:*:*:*:*:*:*
9.40.uc1CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.uc1:*:*:*:*:*:*:*
9.40.uc2CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.uc2:*:*:*:*:*:*:*
9.40.uc3CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.uc3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

2.1LOW

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.61%
Probability of exploitation in next 30 days
EPSS Percentile
45.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0061 is in the 81st percentile among its peer group of 2,096 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.6 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

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

Remediation

Remediation records are not available for this CVE.

References

secunia.com / advisories/21301
PatchVendor Advisory
exchange.xforce.ibmcloud.com / vulnerabilities/28132
www-1.ibm.com / support/docview.wss
Patch
databasesecurity.com / informix/DatabaseHackersHandbook-AttackingInformix.pdf
osvdb.org / 27691
securityfocus.com / archive/1/443133/100/0/threaded
securityfocus.com / archive/1/443195/100/0/threaded
securityfocus.com / bid/19264
Patch
vupen.com / english/advisories/2006/3077