CVE-2020-8037
ppp decapsulator can be convinced to allocate a large amount of memory
HIGH
7.5
CVSS Score
Published: November 4, 2020 at 05:55 PM UTC
Updated: June 17, 2026 at 03:25 AM UTC
4 products affected across 4 vendorsmacOSDebian LinuxFedora
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Severity
HIGH7.5
Exploit prediction
EPSS 3%
Description
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 10.14.610.15 ≤ v < 10.15.711.0 ≤ v < 11.310.14.610.14.6 security_update_2019-00110.14.6 security_update_2019-00210.14.6 security_update_2020-00110.14.6 security_update_2020-00210.14.6 security_update_2020-00310.14.6 security_update_2020-00410.14.6 security_update_2020-00510.14.6 security_update_2020-00610.14.6 security_update_2020-00710.14.6 security_update_2021-00110.15.710.15.7 security_update_2020-00110.15.7 security_update_2021-00110.15.7 supplemental_update
Affected range stops below 10.14.6, so it looks safe — our inference, not a vendor statement
Affected range stops below 10.15.7, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.3, so it looks safe — our inference, not a vendor statement
Debian Linux· Debiandrupal
95%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2MX34MJIUJQGL6CMEPLTKFOOOC3CJ4Z/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWDBONZVLC6BAOR2KM376DJCM4H3FERV/
References (8)
Mailing Listx_refsource_FULLDISCThird Party Advisory
Source: [email protected]
http://seclists.org/fulldisclosure/2021/Apr/51x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2020/11/msg00018.htmlVendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2MX34MJIUJQGL6CMEPLTKFOOOC3CJ4Z/Vendor Advisoryx_refsource_FEDORA
Source: [email protected]
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWDBONZVLC6BAOR2KM376DJCM4H3FERV/x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://support.apple.com/kb/HT212325x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://support.apple.com/kb/HT212326x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://support.apple.com/kb/HT212327CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-770
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