Tcpdump
CVE-2020-8037
HIGH
Severity by source
AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Lifecycle Timeline
1DescriptionNVD
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
AnalysisAI
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. This Allocation of Resources Without Limits vulnerability could allow attackers to exhaust system resources through uncontrolled allocation.
Technical ContextAI
This vulnerability is classified as Allocation of Resources Without Limits (CWE-770), which allows attackers to exhaust system resources through uncontrolled allocation. The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory. Affected products include: Tcpdump, Debian Debian Linux, Fedoraproject Fedora, Apple Mac Os X, Apple Macos.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Set resource limits, implement rate limiting, validate input sizes.
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Integer underflow in the olsr_print function in tcpdump 3.9.6 through 4.6.2, when in verbose mode, allows remote attacke
Same technique Denial Of Service
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External POC / Exploit Code
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