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CVE-2018-10103

31
FAUCET Score

CVE-2018-10103 describes a critical vulnerability in tcpdump versions prior to 4.9.3, specifically concerning its handling of SMB data printing. This flaw, rated 9.8 CRITICAL, allows for remote, low-complexity attacks with no user interaction, potentially leading to complete compromise of confidentiality, integrity, and availability. While no active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion has been observed, the high CVSS score warrants immediate patching.

Impacted Technologies

VendorProductVersion(s)CPE
< 4.9.3CPE matchmatch criteria
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.07%
Probability of exploitation in next 30 days
EPSS Percentile
89.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0407 is in the 83rd percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: tcpdump-14:4.9.3-1.el8
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8.2 Extended Update SupportFixed in: tcpdump-14:4.9.2-7.el8_2
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: tcpdump

Vendor Advisories (1)

redhatCVE-2018-10103Moderate

tcpdump: SMB data printing mishandled

Oct 2, 2019

References

lists.opensuse.org / opensuse-security-announce/2019-10/msg00050.html
lists.opensuse.org / opensuse-security-announce/2019-10/msg00053.html
seclists.org / fulldisclosure/2019/Dec/26
github.com / the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
Release NotesThird Party Advisory
lists.debian.org / debian-lts-announce/2019/10/msg00015.html
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU
seclists.org / bugtraq/2019/Dec/23
seclists.org / bugtraq/2019/Oct/28
security.netapp.com / advisory/ntap-20200120-0001
support.apple.com / kb/HT210788
support.f5.com / csp/article/K44551633
usn.ubuntu.com / 4252-1
usn.ubuntu.com / 4252-2
debian.org / security/2019/dsa-4547