CVE-2017-1000256
First published: Tue Oct 31 2017(Updated: )
Last updated 24 July 2024
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Redhat Libvirt | >=2.3.0<3.9.0 | |
| Debian Debian Linux | =9.0 | |
| debian/libvirt | 7.0.0-3+deb11u3 9.0.0-4+deb12u1 10.7.0-3 |
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Reference Links
- http://www.debian.org/security/2017/dsa-4003
- https://access.redhat.com/security/cve/CVE-2017-1000256
- https://www.mail-archive.com/debian-bugs-dist@lists.debian.org/msg1556251.html
- https://www.redhat.com/archives/libvirt-announce/2017-October/msg00001.html
- https://launchpad.net/bugs/cve/CVE-2017-1000256
- https://www.mail-archive.com/debian-bugs-dist%40lists.debian.org/msg1556251.html
- https://security.libvirt.org/2017/0002.html
- http://libvirt.org/git/?p=libvirt.git;a=commit;h=ce61c16450d4992612d1fc6f39a39e79bfccead5
- http://libvirt.org/git/?p=libvirt.git;a=commit;h=441d3eb6d1be940a67ce45a286602a967601b157
- https://security-tracker.debian.org/tracker/CVE-2017-1000256
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-1000256
- https://nvd.nist.gov/vuln/detail/CVE-2017-1000256
- https://ubuntu.com/security/CVE-2017-1000256
Frequently Asked Questions
What is CVE-2017-1000256?
CVE-2017-1000256 is a vulnerability in libvirt version 2.3.0 and later that allows SSL/TLS certificate validation to fail.
How does CVE-2017-1000256 affect libvirt?
CVE-2017-1000256 affects libvirt by having a bad default configuration of verify-peer=no, which results in a failure to validate SSL/TLS certificates by default.
Which versions of libvirt are affected by CVE-2017-1000256?
libvirt versions 2.3.0 to 3.9.0 are affected by CVE-2017-1000256.
What is the severity of CVE-2017-1000256?
CVE-2017-1000256 has a severity rating of 8.1, classified as high.
How can I fix CVE-2017-1000256?
To fix CVE-2017-1000256, you should upgrade to a version of libvirt that is not affected by the vulnerability.
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- version/debian debian linux/9.0
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