PT-2020-13233 · Acutect+3 · Tcpreplay+3

Published 2020-05-08 · Updated 2022-10-04 · CVE-2020-12740

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Tcpreplay versions 4.3.2 and earlier

Description The issue is a heap-based buffer over-read that occurs during a get c operation, specifically triggered in the function get ipv6 next() at common/get.c.

Recommendations For Tcpreplay versions 4.3.2 and earlier, consider restricting access to the get ipv6 next() function until a patch is available. As a temporary workaround, avoid using the get c operation in the affected Tcpreplay versions until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

ALT-PU-2020-2242

ALT-PU-2022-1371

ALT-PU-2022-1455

CVE-2020-12740

MGASA-2020-0278

USN-5205-1

Affected Products

Alt Linux

Linuxmint

Tcpreplay

Ubuntu

References · 31

• 🔥 https://github.com/appneta/tcpreplay/issues/576 · Exploit
• https://ubuntu.com/security/CVE-2018-18408 · Vendor Advisory
• https://cve.org/CVERecord?id=CVE-2020-12740 · Security Note
• https://osv.dev/vulnerability/USN-5205-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-24266 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-17582 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-17580 · Vendor Advisory
• https://ubuntu.com/security/CVE-2020-12740 · Vendor Advisory
• https://lists.fedoraproject.org/archives/list/[e-mail]/thread/4YAT4AGTHQKB74ETOQPJMV67TSDIAPOC · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-13112 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-12740 · Security Note
• https://ubuntu.com/security/CVE-2020-24265 · Vendor Advisory
• https://ubuntu.com/security/notices/USN-5205-1 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-17974 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2020-12740 · Vendor Advisory