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CVE-2018-14879

25
FAUCET Score

CVE-2018-14879 is a buffer overflow vulnerability in the command-line argument parser of tcpdump, affecting versions prior to 4.9.3, and impacting various products including Apple, Debian, F5, Fedora, OpenSUSE, Red Hat, and tcpdump itself. With a CVSS score of 7.0 (HIGH), this vulnerability could lead to high confidentiality, integrity, and availability impacts, requiring user interaction and high attack complexity. Despite its severity, there is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 5.0.0, <= 5.1.0CPE matchmatch criteria
cpe:2.3:a:f5:traffix_signaling_delivery_controller:*:*:*:*:*:*:*:*
< 4.9.3CPE matchmatch criteria
cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*
< 10.15.2CPE matchmatch criteria
cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*
8.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
9.0CPE matchmatch criteria
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.0HIGH

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

Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.0
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
4.67%
Probability of exploitation in next 30 days
EPSS Percentile
90.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0467 is in the 97th percentile among its peer group of 386 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: tcpdump-14:4.9.3-1.el8
View patch
redhatend of lifevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: tcpdump

Vendor Advisories (1)

redhatCVE-2018-14879Moderate

tcpdump: Out of bounds read/write in in get_next_file() in tcpdump.c

Oct 2, 2019

References

lists.opensuse.org / opensuse-security-announce/2019-10/msg00050.html
Third Party Advisory
lists.opensuse.org / opensuse-security-announce/2019-10/msg00053.html
Third Party Advisory
seclists.org / fulldisclosure/2019/Dec/26
Mailing ListThird Party Advisory
github.com / the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES
Release NotesThird Party Advisory
github.com / the-tcpdump-group/tcpdump/commit/9ba91381954ad325ea4fd26b9c65a8bd9a2a85b6
PatchThird Party Advisory
lists.debian.org / debian-lts-announce/2019/10/msg00015.html
Third Party Advisory
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
Mailing ListThird Party Advisory
seclists.org / bugtraq/2019/Oct/28
Mailing ListThird Party Advisory
security.netapp.com / advisory/ntap-20200120-0001
support.apple.com / kb/HT210788
Third Party Advisory
support.f5.com / csp/article/K51512510
usn.ubuntu.com / 4252-1
usn.ubuntu.com / 4252-2
debian.org / security/2019/dsa-4547
Third Party Advisory