Vulnerability Description
The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-802_11.c:parse_elements().
CVSS Score
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tcpdump | Tcpdump | <= 4.9.1 |
| Debian | Debian Linux | 9.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
Related Weaknesses (CWE)
References
- http://www.debian.org/security/2017/dsa-3971Third Party Advisory
- http://www.securitytracker.com/id/1039307Third Party AdvisoryVDB Entry
- http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
- https://access.redhat.com/errata/RHEA-2018:0705Third Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/2ecb9d2c67d9119250c54811a6ceIssue TrackingThird Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/99798bd9a41bd3d03fdc1e949810Issue TrackingPatchThird Party Advisory
- https://security.gentoo.org/glsa/201709-23Third Party Advisory
- https://support.apple.com/HT208221Third Party Advisory
- http://www.debian.org/security/2017/dsa-3971Third Party Advisory
- http://www.securitytracker.com/id/1039307Third Party AdvisoryVDB Entry
- http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
- https://access.redhat.com/errata/RHEA-2018:0705Third Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/2ecb9d2c67d9119250c54811a6ceIssue TrackingThird Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/99798bd9a41bd3d03fdc1e949810Issue TrackingPatchThird Party Advisory
- https://security.gentoo.org/glsa/201709-23Third Party Advisory
FAQ
What is CVE-2017-12987?
CVE-2017-12987 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The IEEE 802.11 parser in tcpdump before 4.9.2 has a buffer over-read in print-802_11.c:parse_elements().
How severe is CVE-2017-12987?
CVE-2017-12987 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2017-12987?
Check the references section above for vendor advisories and patch information. Affected products include: Tcpdump Tcpdump, Debian Debian Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Server, Redhat Enterprise Linux Server Aus.