Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2018-14879

The command-line argument parser in tcpdump before 4.9.3 has a buffer overflow in tcpdump.c:get_next_file().

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.0, requiring local system access to exploit but requires specific conditions to be met though user interaction is required and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 7 products from f5, from tcpdump, from apple and 4 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-10-03T16:15:12.133

Last Modified

2025-12-03T21:15:49.983

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.0 (HIGH)

CVSSv2 Vector

AV:N/AC:H/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: HIGH
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

4.9

Impact Score

6.4

Weaknesses

Type: Primary
CWE-120
Type: Secondary
CWE-120

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	f5	traffix_signaling_delivery_controller	≤ 5.1.0	Yes
Application	tcpdump	tcpdump	< 4.9.3	Yes
Operating System	apple	mac_os_x	< 10.15.2	Yes
Operating System	debian	debian_linux	8.0	Yes
Operating System	debian	debian_linux	9.0	Yes
Operating System	debian	debian_linux	10.0	Yes
Operating System	fedoraproject	fedora	29	Yes
Operating System	fedoraproject	fedora	30	Yes
Operating System	fedoraproject	fedora	31	Yes
Operating System	opensuse	leap	15.0	Yes
Operating System	opensuse	leap	15.1	Yes
Operating System	redhat	enterprise_linux	7.0	Yes
Operating System	redhat	enterprise_linux	8.0	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html Third Party Advisory ([email protected])
http://seclists.org/fulldisclosure/2019/Dec/26 Mailing List, Third Party Advisory ([email protected])
https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES Release Notes, Third Party Advisory ([email protected])
https://github.com/the-tcpdump-group/tcpdump/commit/9ba91381954ad325ea4fd26b9c65a8bd9a2a85b6 Patch, Third Party Advisory ([email protected])
https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html Third Party Advisory ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/ ([email protected])
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/ ([email protected])
https://seclists.org/bugtraq/2019/Dec/23 Mailing List, Third Party Advisory ([email protected])
https://seclists.org/bugtraq/2019/Oct/28 Mailing List, Third Party Advisory ([email protected])
https://security.netapp.com/advisory/ntap-20200120-0001/ ([email protected])
https://support.apple.com/kb/HT210788 Third Party Advisory ([email protected])
https://support.f5.com/csp/article/K51512510?utm_source=f5support&amp%3Butm_medium=RSS ([email protected])
https://usn.ubuntu.com/4252-1/ ([email protected])
https://usn.ubuntu.com/4252-2/ ([email protected])
https://www.debian.org/security/2019/dsa-4547 Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00050.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00053.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://seclists.org/fulldisclosure/2019/Dec/26 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/the-tcpdump-group/tcpdump/commit/9ba91381954ad325ea4fd26b9c65a8bd9a2a85b6 Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/ (af854a3a-2127-422b-91ae-364da2661108)
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/ (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Dec/23 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/bugtraq/2019/Oct/28 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://security.netapp.com/advisory/ntap-20200120-0001/ (af854a3a-2127-422b-91ae-364da2661108)
https://support.apple.com/kb/HT210788 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.f5.com/csp/article/K51512510?utm_source=f5support&amp%3Butm_medium=RSS (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4252-1/ (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/4252-2/ (af854a3a-2127-422b-91ae-364da2661108)
https://www.debian.org/security/2019/dsa-4547 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For f5's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.