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CVE-2006-3862

20
FAUCET Score

CVE-2006-3862 describes a buffer overflow vulnerability in IBM Informix Dynamic Server (IDS) versions 9.40.TC5 through 9.40.xC7 and 10.00.TC1 through 10.00.xC3. This flaw allows unauthenticated remote attackers to execute arbitrary code by manipulating the SQLIDEBUG environment variable. With a CVSS score of 7.5, it is considered highly severe due to its network-based attack vector, low attack complexity, and potential for full compromise of confidentiality, integrity, and availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
9.40.tc5CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.tc5:*:*:*:*:*:*:*
9.40.uc5CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.uc5:*:*:*:*:*:*:*
9.40.xc5CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:9.40.xc5:*:*:*:*:*:*:*
10.0.tc1CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:10.0.tc1:*:*:*:*:*:*:*
10.0.xc1CPE matchmatch criteria
cpe:2.3:a:ibm:informix_dynamic_server:10.0.xc1:*:*:*:*:*:*:*

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
3.58%
Probability of exploitation in next 30 days
EPSS Percentile
88.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0358 is in the 79th percentile among its peer group of 51,553 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, 0.1 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

secunia.com / advisories/21301
exchange.xforce.ibmcloud.com / vulnerabilities/28158
www-1.ibm.com / support/docview.wss
Patch
databasesecurity.com / informix/DatabaseHackersHandbook-AttackingInformix.pdf
osvdb.org / 27694
securityfocus.com / archive/1/443133/100/0/threaded
securityfocus.com / archive/1/443165/100/0/threaded
securityfocus.com / bid/19264
vupen.com / english/advisories/2006/3077