tcpdump 4.9.0 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via crafted packet data. The crash occurs in the EXTRACT_16BITS function, called from the stp_print function for the Spanning Tree Protocol.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2017-11108 from the MITRE CVE dictionary dictionary and NIST NVD.
| CVSS3 Base Score | 3.3 |
|---|---|
| CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L |
| Attack Vector | Local |
| Attack Complexity | Low |
| Privileges Required | None |
| User Interaction | Required |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity Impact | None |
| Availability Impact | Low |
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 7 (tcpdump) | RHEA-2018:0705 | 2018-04-10 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 6 | tcpdump | Will not fix |
| Red Hat Enterprise Linux 5 | tcpdump | Will not fix |
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