CVE-2018-16228 — Out-of-bounds Read in Tcpdump

CWE-125 — Out-of-bounds ReadCWE-665 — Improper Initialization9 documents8 sources
Severity
7.5HIGHNVD
EPSS
2.2%
top 15.66%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
TcpdumpApple MAC OS XDebian Tcpdump+5 more
Timeline
PublishedOct 3
Latest updateMay 24

Description

The HNCP parser in tcpdump before 4.9.3 has a buffer over-read in print-hncp.c:print_prefix().

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages6 packages

▶debiandebian/tcpdump< tcpdump 4.9.3-1 (bookworm)
▶NVDtcpdump/tcpdump< 4.9.3
▶Debiantcpdump/tcpdump< 4.9.3-1+3
▶NVDapple/mac_os_x< 10.15.2
▶NVDopensuse/leap15.0, 15.1+1

Also affects: Debian Linux 10.0, 8.0, 9.0, Fedora 29, 30, 31, Enterprise Linux 7.0, 8.0

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-qcfp-9c2v-6hq6: The HNCP parser in tcpdump before 4↗2022-05-24
▶
OSV
CVE-2018-16228: The HNCP parser in tcpdump before 4↗2019-10-03
▶

📋Vendor Advisories

5
Ubuntu
tcpdump vulnerabilities↗2020-01-27
▶
Ubuntu
tcpdump vulnerabilities↗2020-01-27
▶
Apple
CVE-2018-16228: macOS Catalina 10.15.2, Security Update 2019-002 Mojave, Security Update 2019-007 High Sierra↗2019-12-10
▶
Red Hat
tcpdump: Access to uninitialized buffer in print_prefix() function in print-hncp.c↗2019-10-02
▶
Debian
CVE-2018-16228: tcpdump - The HNCP parser in tcpdump before 4.9.3 has a buffer over-read in print-hncp.c:p...↗2018
▶

💬Community

1
Bugzilla
CVE-2018-16228 tcpdump: Access to uninitialized buffer in print_prefix() function in print-hncp.c↗2019-10-10
▶