CVE-2020-8037
HIGHCVSS 7.5/10EPSS 3.07%
Last modified
CVE-2020-8037 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.. EPSS estimates a 3.07% chance of exploitation in the next 30 days.
Description
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Tcpdump | Tcpdump | 4.9.3 |
| Debian | Debian Linux | 9.0 |
| Fedoraproject | Fedora | 32 |
| Fedoraproject | Fedora | 33 |
| Apple | Mac Os X | < 10.14.6 |
| Apple | Mac Os X | >= 10.15, < 10.15.7 |
| Apple | Mac Os X | 10.14.6 |
| Apple | Mac Os X | 10.15.7 |
| Apple | Macos | >= 11.0, < 11.3 |
References
- http://seclists.org/fulldisclosure/2021/Apr/51Mailing List, Third Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00018.htmlMailing List, Third Party Advisory
- https://support.apple.com/kb/HT212325Third Party Advisory
- https://support.apple.com/kb/HT212326Third Party Advisory
- https://support.apple.com/kb/HT212327Third Party Advisory
- http://seclists.org/fulldisclosure/2021/Apr/51Mailing List, Third Party Advisory
- https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/11/msg00018.htmlMailing List, Third Party Advisory
- https://support.apple.com/kb/HT212325Third Party Advisory
- https://support.apple.com/kb/HT212326Third Party Advisory
- https://support.apple.com/kb/HT212327Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-8037?
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
How severe is CVE-2020-8037?
CVE-2020-8037 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 3.07% probability of exploitation in the next 30 days.
How do I fix CVE-2020-8037?
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.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2020-8037?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST