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Servers and applications

CVE-2011-1317

Memory leak in com.ibm.ws.jsp.runtime.WASJSPStrBufferImpl in the JavaServer Pages (JSP) component in IBM WebSphere Application Server (WAS) 6.1.0.x before 6.1.0.37 and 7.x before 7.0.0.15 allows remote attackers to cause a denial of service (memory consumption) by sending many JSP requests that trigger large responses.

Severity
Medium 5.0
Published
8 Mar 2011
Last changed
16 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
1.1% in the next 30 daysHigher than 66% of CVEs. EPSS by FIRST, 12 Nov 2026
Weakness
CWE-399
Attack
Over the network · No login needed
Attacker can
Slow it down
CVSS vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Sources
NVD

Affected software

SoftwareAffected versions
IBM WebSphere Application ServerServers and applications · cpe:a:ibm:websphere_application_server
  • Version 7.0.0.13
  • Version 7.0.0.11
  • Version 7.0.0.9
  • Version 7.0.0.8
All 32 release lines
  • Version 6.1.0
  • Version 6.1.0.1
  • Version 6.1.0.2
  • Version 6.1.0.3
  • Version 6.1.0.5
  • Version 6.1.0.7
  • Version 6.1.0.9
  • Version 6.1.0.11
  • Version 6.1.0.12
  • Version 6.1.0.15
  • Version 6.1.0.17
  • Version 6.1.0.19
  • Version 6.1.0.21
  • Version 6.1.0.23
  • Version 6.1.0.25
  • Version 6.1.0.27
  • Version 6.1.0.29
  • Version 6.1.0.31
  • Version 6.1.0.33
  • Version 6.1.0.35
  • Version 7.0
  • Version 7.0.0.1
  • Version 7.0.0.2
  • Version 7.0.0.3
  • Version 7.0.0.4
  • Version 7.0.0.5
  • Version 7.0.0.6
  • Version 7.0.0.7
  • Version 7.0.0.8
  • Version 7.0.0.9
  • Version 7.0.0.11
  • Version 7.0.0.13

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2011-1317
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2011-1317