Vulnerability Description
Python Cryptographic Authority pyopenssl version prior to version 17.5.0 contains a CWE-416: Use After Free vulnerability in X509 object handling that can result in Use after free can lead to possible denial of service or remote code execution.. This attack appear to be exploitable via Depends on the calling application and if it retains a reference to the memory.. This vulnerability appears to have been fixed in 17.5.0.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Pyopenssl | Pyopenssl | < 17.5.0 |
| Canonical | Ubuntu Linux | 16.04 |
| Redhat | Openstack | 13 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Workstation | 7.0 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00014.htmlMailing ListThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0085Third Party Advisory
- https://github.com/pyca/pyopenssl/commit/e73818600065821d588af475b024f4eb518c350
- https://github.com/pyca/pyopenssl/pull/723PatchThird Party Advisory
- https://usn.ubuntu.com/3813-1/Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00014.htmlMailing ListThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:0085Third Party Advisory
- https://github.com/pyca/pyopenssl/commit/e73818600065821d588af475b024f4eb518c350
- https://github.com/pyca/pyopenssl/pull/723PatchThird Party Advisory
- https://usn.ubuntu.com/3813-1/Third Party Advisory
FAQ
What is CVE-2018-1000807?
CVE-2018-1000807 is a vulnerability with a CVSS score of 8.1 (HIGH). Python Cryptographic Authority pyopenssl version prior to version 17.5.0 contains a CWE-416: Use After Free vulnerability in X509 object handling that can result in Use after free can lead to possible...
How severe is CVE-2018-1000807?
CVE-2018-1000807 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-1000807?
Check the references section above for vendor advisories and patch information. Affected products include: Pyopenssl Pyopenssl, Canonical Ubuntu Linux, Redhat Openstack, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server.