CVE-2017-12902
CRITICALCVSS 9.8/10EPSS 3.48%
Last modified
CVE-2017-12902 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The Zephyr parser in tcpdump before 4.9.2 has a buffer over-read in print-zephyr.c, several functions.. EPSS estimates a 3.48% chance of exploitation in the next 30 days.
Description
The Zephyr parser in tcpdump before 4.9.2 has a buffer over-read in print-zephyr.c, several functions.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tcpdump | Tcpdump | <= 4.9.1 |
| Debian | Debian Linux | 9.0 |
| Debian | Debian Linux | 10.0 |
| Redhat | Enterprise Linux Desktop | 7.0 |
| Redhat | Enterprise Linux Server | 7.0 |
| Redhat | Enterprise Linux Server Aus | 7.6 |
| Redhat | Enterprise Linux Server Aus | 7.7 |
References
- http://www.debian.org/security/2017/dsa-3971Third Party Advisory
- http://www.securitytracker.com/id/1039307Third Party Advisory, VDB 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/6ec0c6fa63412c7a07a5bcb790a529c3563b4173Issue Tracking, Third Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/d17507ffa3e9742199b02a66aa940e79ababfa30Issue Tracking, Patch, Third 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 Advisory, VDB 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/6ec0c6fa63412c7a07a5bcb790a529c3563b4173Issue Tracking, Third Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/d17507ffa3e9742199b02a66aa940e79ababfa30Issue Tracking, Patch, Third Party Advisory
- https://security.gentoo.org/glsa/201709-23Third Party Advisory
- https://support.apple.com/HT208221Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-12902?
The Zephyr parser in tcpdump before 4.9.2 has a buffer over-read in print-zephyr.c, several functions.
How severe is CVE-2017-12902?
CVE-2017-12902 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 3.48% probability of exploitation in the next 30 days.
How do I fix CVE-2017-12902?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2017-12902?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST