CVE-2011-4073
The MITRE CVE dictionary describes this issue as:
Use-after-free vulnerability in the cryptographic helper handler functionality in Openswan 2.3.0 through 2.6.36 allows remote authenticated users to cause a denial of service (pluto IKE daemon crash) via vectors related to the (1) quick_outI1_continue and (2) quick_outI1 functions.
Find out more about CVE-2011-4073 from the MITRE CVE dictionary dictionary and NIST NVD.
CVSS v2 metrics
| Base Score | 4 |
|---|---|
| Base Metrics | AV:N/AC:L/Au:S/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Low |
| Authentication | Single |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
Red Hat Security Errata
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 6 (openswan) | RHSA-2011:1422 | 2011-11-02 |
| Red Hat Enterprise Linux 5 (openswan) | RHSA-2011:1422 | 2011-11-02 |
Acknowledgements
Red Hat would like to thank the Openswan project for reporting this issue. Upstream acknowledges Petar Tsankov, Mohammad Torabi Dashti and David Basin of the information security group at ETH Zurich as the original reporters.External References
CVE description copyright © 2017, The MITRE Corporation