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CVE-2009-0435

15
FAUCET Score

CVE-2009-0435 describes an unspecified vulnerability in the IBM Asynchronous I/O (libibmaio) library within the Java Message Service (JMS) component of IBM WebSphere Application Server (WAS) 6.1.x before 6.1.0.17 on AIX 5.3. This flaw allows an unauthenticated attacker to trigger a denial of service, specifically a daemon crash, through crafted input to the aio_getioev2 and getEvent methods. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having a low attack complexity, but only impacting availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
6.1.0CPE matchmatch criteria
cpe:2.3:a:ibm:websphere_application_server:6.1.0:*:*:*:*:*:*:*
6.1.0.0CPE matchmatch criteria
cpe:2.3:a:ibm:websphere_application_server:6.1.0.0:*:*:*:*:*:*:*
6.1.0.1CPE matchmatch criteria
cpe:2.3:a:ibm:websphere_application_server:6.1.0.1:*:*:*:*:*:*:*
6.1.0.2CPE matchmatch criteria
cpe:2.3:a:ibm:websphere_application_server:6.1.0.2:*:*:*:*:*:*:*
6.1.0.3CPE matchmatch criteria
cpe:2.3:a:ibm:websphere_application_server:6.1.0.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

5.0MEDIUM

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

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.67%
Probability of exploitation in next 30 days
EPSS Percentile
74.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0167 is in the 59th percentile among its peer group of 23,725 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, 0.0 Mastodon, and 0.4 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

exchange.xforce.ibmcloud.com / vulnerabilities/48525
www-01.ibm.com / support/docview.wss
PatchVendor Advisory
www-01.ibm.com / support/docview.wss
PatchVendor Advisory
securityfocus.com / bid/33700