CVE-2017-12897
CRITICALCVSS 9.8/10EPSS 2.53%
Last modified
CVE-2017-12897 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. The ISO CLNS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:isoclns_print().. EPSS estimates a 2.53% chance of exploitation in the next 30 days.
Description
The ISO CLNS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:isoclns_print().
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 |
References
- http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/1dcd10aceabbc03bf571ea32b892c522cbe923deIssue Tracking, Patch, Third Party Advisory
- http://www.tcpdump.org/tcpdump-changes.txtVendor Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/1dcd10aceabbc03bf571ea32b892c522cbe923deIssue Tracking, Patch, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-12897?
The ISO CLNS parser in tcpdump before 4.9.2 has a buffer over-read in print-isoclns.c:isoclns_print().
How severe is CVE-2017-12897?
CVE-2017-12897 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.53% probability of exploitation in the next 30 days.
How do I fix CVE-2017-12897?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2017-12897?
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Scan your code nowSource: NVD / NIST