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Servers and applications

CVE-2008-4283

CRLF injection vulnerability in the WebContainer component in IBM WebSphere Application Server (WAS) 5.1.1.19 and earlier 5.1.x versions allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks via unspecified vectors.

Severity
High 10.0
Published
10 Feb 2009
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
3.3% in the next 30 daysHigher than 88% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
Improper input validation (CWE-20)
Attack
Over the network · No login needed
Attacker can
Read data · Change data · Take it down
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Sources
NVD

Affected software

SoftwareAffected versions
IBM WebSphere Application ServerServers and applications · cpe:a:ibm:websphere_application_server
  • Version 5.1.1.18
  • Version 5.1.1.17
  • Version 5.1.1.16
  • Version 5.1.1.15
All 44 release lines
  • Every version up to 5.1.1.19
  • Version 5.0
  • Version 5.0.1
  • Version 5.0.2
  • Version 5.0.2.1
  • Version 5.0.2.2
  • Version 5.0.2.3
  • Version 5.0.2.4
  • Version 5.0.2.5
  • Version 5.0.2.6
  • Version 5.0.2.7
  • Version 5.0.2.8
  • Version 5.0.2.9
  • Version 5.0.2.10
  • Version 5.0.2.11
  • Version 5.0.2.12
  • Version 5.0.2.13
  • Version 5.0.2.14
  • Version 5.0.2.15
  • Version 5.0.2.16
  • 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 5.1.1.2
  • Version 5.1.1.3
  • Version 5.1.1.4
  • Version 5.1.1.5
  • Version 5.1.1.6
  • Version 5.1.1.7
  • Version 5.1.1.8
  • Version 5.1.1.9
  • 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

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2008-4283
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2008-4283