CVE-2016-7933 — Improper Restriction of Operations within the Bounds of a Memory Buffer in Tcpdump

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory BufferCWE-125 — Out-of-bounds ReadCWE-190 — Integer Overflow or Wraparound9 documents8 sources
Severity
9.8CRITICALNVD
EPSS
0.9%
top 23.87%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
TcpdumpDebian TcpdumpApple Macos Sierra 10.12.4 Security Update 2017-001 EL Capitan AND Security Update 201
Timeline
PublishedJan 28
Latest updateMay 14

Description

The PPP parser in tcpdump before 4.9.0 has a buffer overflow in print-ppp.c:ppp_hdlc_if_print().

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages4 packages

▶debiandebian/tcpdump< tcpdump 4.9.0-1 (bookworm)
▶Debiantcpdump/tcpdump< 4.9.0-1+3
▶NVDtcpdump/tcpdump4.8.1

🔴Vulnerability Details

2
GHSA
GHSA-mr82-2856-ffw3: The PPP parser in tcpdump before 4↗2022-05-14
▶
OSV
CVE-2016-7933: The PPP parser in tcpdump before 4↗2017-01-28
▶

📋Vendor Advisories

4
Apple
CVE-2016-7933: macOS Sierra 10.12.4, Security Update 2017-001 El Capitan, and Security Update 2017-001 Yosemite↗2017-03-27
▶
Ubuntu
tcpdump vulnerabilities↗2017-02-21
▶
Red Hat
tcpdump: multiple overflow issues in protocol decoding↗2017-02-02
▶
Debian
CVE-2016-7933: tcpdump - The PPP parser in tcpdump before 4.9.0 has a buffer overflow in print-ppp.c:ppp_...↗2016
▶

💬Community

2
Bugzilla
tcpdump: multiple overflow issues in protocol decoding↗2017-02-03
▶
Bugzilla
tcpdump: various flaws [fedora-all]↗2017-02-03
▶
CVE-2016-7933 — Debian Tcpdump vulnerability | cvebase