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CVE-2011-1209

MEDIUM · CVSS 4.3EPSS 0.7%EU EUVD

IBM WebSphere Application Server (WAS) 6.1 before 6.1.0.39 and 7.0 before 7.0.0.17 uses a weak WS-Security XML encryption algorithm, which makes it easier for remote attackers to obtain plaintext data from a (1) JAX-RPC or (2) JAX-WS Web Services request via unspecified vectors related to a "decryption attack."

Key facts

CVSS score
4.3 (v2.0)
Severity
MEDIUM
CVSS vector
AV:N/AC:M/Au:N/C:P/I:N/A:N
Weakness (CWE)
CWE-310
EPSS score
0.7% (52th percentile)
In CISA KEV
No
In EU EUVD
Yes (EUVD-2011-1217)
Published
May 4, 2011
NVD last modified
June 16, 2026
Status
Modified

EU Vulnerability Database (EUVD)

This vulnerability is also tracked by ENISA as EUVD-2011-1217 in the EU Vulnerability Database. Last updated in EUVD on August 6, 2024.

View on the EU Vulnerability Database

Affected products

  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server
  • ibm / websphere application server

Certified products that may be affected

1 FIPS 140 or Common Criteria certified product, from automated matching by sec-certs.org.

References

Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS

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