Tcpdump
Products by Tcpdump Sorted by Most Security Vulnerabilities since 2018
By the Year
In 2024 there have been 0 vulnerabilities in Tcpdump . Last year Tcpdump had 1 security vulnerability published. Right now, Tcpdump is on track to have less security vulnerabilities in 2024 than it did last year.
| Year | Vulnerabilities | Average Score |
|---|---|---|
| 2024 | 0 | 0.00 |
| 2023 | 1 | 6.50 |
| 2022 | 2 | 7.30 |
| 2021 | 0 | 0.00 |
| 2020 | 2 | 7.50 |
| 2019 | 30 | 7.29 |
| 2018 | 1 | 5.50 |
It may take a day or so for new Tcpdump vulnerabilities to show up in the stats or in the list of recent security vulnerabilties. Additionally vulnerabilities may be tagged under a different product or component name.
Recent Tcpdump Security Vulnerabilities
The SMB protocol decoder in tcpdump version 4.99.3
CVE-2023-1801
6.5 - Medium
- April 07, 2023
The SMB protocol decoder in tcpdump version 4.99.3 can perform an out-of-bounds write when decoding a crafted network packet.
Memory Corruption
The VRRP parser in tcpdump before 4.9.3 has a buffer over-read in print-vrrp.c:vrrp_print() for VRRP version 3
CVE-2019-15167
9.1 - Critical
- August 27, 2022
The VRRP parser in tcpdump before 4.9.3 has a buffer over-read in print-vrrp.c:vrrp_print() for VRRP version 3, a different vulnerability than CVE-2018-14463.
Out-of-bounds Read
Use after free in tcpslice triggers AddressSanitizer
CVE-2021-41043
5.5 - Medium
- January 05, 2022
Use after free in tcpslice triggers AddressSanitizer, no other confirmed impact.
Dangling pointer
The ppp decapsulator in tcpdump 4.9.3
CVE-2020-8037
7.5 - High
- November 04, 2020
The ppp decapsulator in tcpdump 4.9.3 can be convinced to allocate a large amount of memory.
Allocation of Resources Without Limits or Throttling
The tok2strbuf() function in tcpdump 4.10.0-PRE-GIT was used by the SOME/IP dissector in an unsafe way.
CVE-2020-8036
7.5 - High
- November 04, 2020
The tok2strbuf() function in tcpdump 4.10.0-PRE-GIT was used by the SOME/IP dissector in an unsafe way.
Out-of-bounds Read
rpcapd/daemon.c in libpcap before 1.9.1
CVE-2019-15163
7.5 - High
- October 03, 2019
rpcapd/daemon.c in libpcap before 1.9.1 allows attackers to cause a denial of service (NULL pointer dereference and daemon crash) if a crypt() call fails.
NULL Pointer Dereference
rpcapd/daemon.c in libpcap before 1.9.1 mishandles certain length values because of reuse of a variable
CVE-2019-15161
5.3 - Medium
- October 03, 2019
rpcapd/daemon.c in libpcap before 1.9.1 mishandles certain length values because of reuse of a variable. This may open up an attack vector involving extra data at the end of a request.
Incorrect Calculation of Buffer Size
rpcapd/daemon.c in libpcap before 1.9.1
CVE-2019-15164
5.3 - Medium
- October 03, 2019
rpcapd/daemon.c in libpcap before 1.9.1 allows SSRF because a URL may be provided as a capture source.
XSPA
sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.
CVE-2019-15165
5.3 - Medium
- October 03, 2019
sf-pcapng.c in libpcap before 1.9.1 does not properly validate the PHB header length before allocating memory.
Allocation of Resources Without Limits or Throttling
lmp_print_data_link_subobjs() in print-lmp.c in tcpdump before 4.9.3 lacks certain bounds checks.
CVE-2019-15166
7.5 - High
- October 03, 2019
lmp_print_data_link_subobjs() in print-lmp.c in tcpdump before 4.9.3 lacks certain bounds checks.
Classic Buffer Overflow
The DCCP parser in tcpdump before 4.9.3 has a buffer over-read in print-dccp.c:dccp_print_option().
CVE-2018-16229
7.5 - High
- October 03, 2019
The DCCP parser in tcpdump before 4.9.3 has a buffer over-read in print-dccp.c:dccp_print_option().
Out-of-bounds Read
The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata()
CVE-2018-16452
7.5 - High
- October 03, 2019
The SMB parser in tcpdump before 4.9.3 has stack exhaustion in smbutil.c:smb_fdata() via recursion.
Stack Exhaustion
The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.
CVE-2018-16451
7.5 - High
- October 03, 2019
The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.
Out-of-bounds Read
The BGP parser in tcpdump before 4.9.3
CVE-2018-16300
7.5 - High
- October 03, 2019
The BGP parser in tcpdump before 4.9.3 allows stack consumption in print-bgp.c:bgp_attr_print() because of unlimited recursion.
Stack Exhaustion
The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_attr_print() (MP_REACH_NLRI).
CVE-2018-16230
7.5 - High
- October 03, 2019
The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_attr_print() (MP_REACH_NLRI).
Out-of-bounds Read
The command-line argument parser in tcpdump before 4.99.0 has a buffer overflow in tcpdump.c:read_infile()
CVE-2018-16301
7.8 - High
- October 03, 2019
The command-line argument parser in tcpdump before 4.99.0 has a buffer overflow in tcpdump.c:read_infile(). To trigger this vulnerability the attacker needs to create a 4GB file on the local filesystem and to specify the file name as the value of the -F command-line argument of tcpdump.
Classic Buffer Overflow
The HNCP parser in tcpdump before 4.9.3 has a buffer over-read in print-hncp.c:print_prefix().
CVE-2018-16228
7.5 - High
- October 03, 2019
The HNCP parser in tcpdump before 4.9.3 has a buffer over-read in print-hncp.c:print_prefix().
Out-of-bounds Read
The IEEE 802.11 parser in tcpdump before 4.9.3 has a buffer over-read in print-802_11.c for the Mesh Flags subfield.
CVE-2018-16227
7.5 - High
- October 03, 2019
The IEEE 802.11 parser in tcpdump before 4.9.3 has a buffer over-read in print-802_11.c for the Mesh Flags subfield.
Out-of-bounds Read
The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_capabilities_print() (BGP_CAPCODE_RESTART).
CVE-2018-14881
7.5 - High
- October 03, 2019
The BGP parser in tcpdump before 4.9.3 has a buffer over-read in print-bgp.c:bgp_capabilities_print() (BGP_CAPCODE_RESTART).
Out-of-bounds Read
tcpdump before 4.9.3 mishandles the printing of SMB data (issue 1 of 2).
CVE-2018-10103
9.8 - Critical
- October 03, 2019
tcpdump before 4.9.3 mishandles the printing of SMB data (issue 1 of 2).
Improper Input Validation