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CVE-2009-0433

Unspecified vulnerability in IBM WebSphere Application Server (WAS) 5.1.x before 5.1.1.19, 6.0.x before 6.0.2.29, and 6.1.x before 6.1.0.19, when Web Server plug-in content buffering is enabled, allows attackers to cause a denial of service (daemon crash) via unknown vectors, related to a mishandling of client read failures in which clients receive many 500 HTTP error responses and backend…

Severity
Low 2.6
Published
10 Feb 2009
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.6% in the next 30 daysHigher than 76% of CVEs. EPSS by FIRST, 12 Nov 2026
Attack
Over the network · Only under certain conditions · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:H/Au:N/C:N/I:N/A:P
Sources
NVD

Description

Unspecified vulnerability in IBM WebSphere Application Server (WAS) 5.1.x before 5.1.1.19, 6.0.x before 6.0.2.29, and 6.1.x before 6.1.0.19, when Web Server plug-in content buffering is enabled, allows attackers to cause a denial of service (daemon crash) via unknown vectors, related to a mishandling of client read failures in which clients receive many 500 HTTP error responses and backend servers are incorrectly labeled as down.

From NVD.

Affected software

SoftwareAffected versions
IBM WebSphere Application ServerServers and applications · cpe:a:ibm:websphere_application_server
  • Version 6.1.0.18
  • Version 6.1.0.17
  • Version 6.1.0.16
  • Version 6.1.0.15
All 71 release lines
  • Version 5.1.0
  • Version 5.1.0.2
  • Version 5.1.0.3
  • Version 5.1.0.4
  • Version 5.1.0.5
  • Version 5.1.1
  • Version 5.1.1.1
  • Version 5.1.1.10
  • Version 5.1.1.11
  • Version 5.1.1.12
  • Version 5.1.1.13
  • Version 5.1.1.14
  • Version 5.1.1.15
  • Version 5.1.1.16
  • Version 5.1.1.17
  • Version 5.1.1.18
  • Version 5.1.1.19
  • Version 6.0
  • Version 6.0.0.1
  • Version 6.0.0.2
  • Version 6.0.0.3
  • Version 6.0.1
  • Version 6.0.1.1
  • Version 6.0.1.2
  • Version 6.0.1.3
  • Version 6.0.1.5
  • Version 6.0.1.7
  • Version 6.0.1.9
  • Version 6.0.1.11
  • Version 6.0.1.13
  • Version 6.0.1.15
  • Version 6.0.1.17
  • Version 6.0.2
  • Version 6.0.2.1
  • Version 6.0.2.2
  • Version 6.0.2.3
  • Version 6.0.2.4
  • Version 6.0.2.5
  • Version 6.0.2.6
  • Version 6.0.2.7
  • Version 6.0.2.9
  • Version 6.0.2.11
  • Version 6.0.2.13
  • Version 6.0.2.15
  • Version 6.0.2.17
  • Version 6.0.2.19
  • Version 6.0.2.22
  • Version 6.0.2.23
  • Version 6.0.2.24
  • Version 6.0.2.25
  • Version 6.0.2.27
  • Version 6.0.2.28
  • Version 6.1
  • Version 6.1.0.1
  • Version 6.1.0.2
  • Version 6.1.0.3
  • Version 6.1.0.4
  • Version 6.1.0.5
  • Version 6.1.0.6
  • Version 6.1.0.7
  • Version 6.1.0.8
  • Version 6.1.0.9
  • Version 6.1.0.10
  • Version 6.1.0.11
  • Version 6.1.0.12
  • Version 6.1.0.13
  • Version 6.1.0.14
  • Version 6.1.0.15
  • Version 6.1.0.16
  • Version 6.1.0.17
  • Version 6.1.0.18

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2009-0433
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2009-0433