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cveMitreCVE-2020-18976
HistoryAug 25, 2021 - 4:15 p.m.

CVE-2020-18976

2021-08-2516:15:08
CWE-120
mitre
web.nvd.nist.gov
37
2
cve-2020-18976
buffer overflow
tcpreplay v4.3.2
dos
checksum.c

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.9

Confidence

High

EPSS

0.003

Percentile

71.6%

JSON

Buffer Overflow in Tcpreplay v4.3.2 allows attackers to cause a Denial of Service via the ‘do_checksum’ function in ‘checksum.c’. It can be triggered by sending a crafted pcap file to the ‘tcpreplay-edit’ binary. This issue is different than CVE-2019-8381.

Affected configurations

Nvd
Node
broadcomtcpreplayMatch4.3.2
VendorProductVersionCPE
broadcomtcpreplay4.3.2cpe:2.3:a:broadcom:tcpreplay:4.3.2:*:*:*:*:*:*:*

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CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.9

Confidence

High

EPSS

0.003

Percentile

71.6%

JSON
Related for CVE-2020-18976
debiancve2osv3nvd2prion2ubuntucve2cvelist2redhatcve1cnvd1cve1alpinelinux1openvas3nessus4archlinux1freebsd1mageia1fedora3