Mend.io Vulnerability Database

What is a CVE vulnerability ID? icon What is a WS vulnerability ID? icon What is an MSC vulnerability ID? icon
New vulnerability? Tell us about it!
icon

We found results for “”

CVE-2020-18976

Good to know:

icon

Date: August 25, 2021

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.

Language: C

Severity Score

Related Resources (5)

https://people.canonical.com/~ubuntu-security/cve/CVE-2020-18976
https://nvd.nist.gov/vuln/detail/CVE-2020-18976
https://github.com/appneta/tcpreplay/issues/556
https://security-tracker.debian.org/tracker/CVE-2020-18976
https://www.mend.io/vulnerability-database/CVE-2020-18976

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

icon

Upgrade Version

Upgrade to version v4.3.3

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

Do you need more information?

Contact Us