CVE-2020-8037
ppp decapsulator can be convinced to allocate a large amount of memory
02 Description
ppp decapsulator can be convinced to allocate a large amount of memory
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 3.10% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 87.6% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Low. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-11-04 17:55Z5 YR AGO
- Last updated
- 2024-09-16 20:27Z2 YR AGO
- Reserved
- 2020-01-27
- Assigning CNA
- Tcpdump
- Record state
- PUBLISHED
- Severity
- Not rated by the issuing CNA
- CNA CVSS vector
- Not published by the issuing CNA
- Weaknesses
- Data version
- 5.1
- Document digest
- cfe28e26fde4ba26c3110d4bde419bb45b8b5f34496b71a596e366184a893263
05 Affected products
06 References
- github.comhttps://github.com/the-tcpdump-group/tcpdump/commit/32027e199368dad9508965aae8cd8de5b6ab5231
- lists.debian.org[debian-lts-announce] 20201110 [SECURITY] [DLA 2444-1] tcpdump security updatehttps://lists.debian.org/debian-lts-announce/2020/11/msg00018.html
- lists.fedoraproject.orgFEDORA-2020-fae2e1f2bchttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LWDBONZVLC6BAOR2KM376DJCM4H3FERV/
- lists.fedoraproject.orgFEDORA-2020-c5e78886d6https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F2MX34MJIUJQGL6CMEPLTKFOOOC3CJ4Z/
- seclists.org20210427 APPLE-SA-2021-04-26-3 Security Update 2021-002 Catalinahttp://seclists.org/fulldisclosure/2021/Apr/51
- support.apple.comhttps://support.apple.com/kb/HT212325
- support.apple.comhttps://support.apple.com/kb/HT212326
- support.apple.comhttps://support.apple.com/kb/HT212327
07 Fixed in
AlmaLinux 8
- tcpdump Fixed in 14:4.9.3-2.el8
Source: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
CloudLinux 8
- tcpdump Fixed in 14:4.9.3-2.el8
Derived from AlmaLinux 8. Partial coverage: only packages taken from AlmaLinux 8 are listed.
Source: CloudLinux errata, CloudLinux Inc. Derived from: AlmaLinux, AlmaLinux OS. Copyright (c) 2023 AlmaLinux OS. Licensed under MIT License. Received through OSV.dev. Reformatted by exploit.cc.
Debian 12
- tcpdump Fixed in 4.9.3-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- tcpdump Fixed in 4.9.3-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- tcpdump Fixed in 4.9.3-7
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- tcpdump Fixed in 4.9.3-0ubuntu0.18.04.2
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- tcpdump Fixed in 4.9.3-4ubuntu0.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 14.04 LTS
- tcpdump No fix yet
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- tcpdump Fixed in 4.9.3-0ubuntu0.16.04.1+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.