CVE-2017-11108
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
02 Description
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
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
- 4.90% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 91.6% 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:3.0/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
- 2017-07-08 17:00Z9 YR AGO
- Last updated
- 2024-08-05 17:57Z2 YR AGO
- Reserved
- 2017-07-08
- Assigning CNA
- mitre
- 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
- d17de42711516b5d6fed49e989db8662b432cd0a8e2f388317936860b95d88aa
05 Affected products
06 References
- security.gentoo.orgGLSA-201709-23https://security.gentoo.org/glsa/201709-23
- support.apple.comhttps://support.apple.com/HT208221
- www.debian.orgDSA-3971http://www.debian.org/security/2017/dsa-3971
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1468504
- access.redhat.comRHEA-2018:0705https://access.redhat.com/errata/RHEA-2018:0705
07 Fixed in
Debian 12
- tcpdump Fixed in 4.9.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- tcpdump Fixed in 4.9.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- tcpdump Fixed in 4.9.1-1
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- tcpdump Fixed in 4.9.2-0ubuntu0.14.04.1
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 16.04 LTS
- tcpdump Fixed in 4.9.2-0ubuntu0.16.04.1
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.