vulnerability
Arch Linux: Information disclosure (CVE-2020-12740)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:L/Au:N/C:P/I:N/A:P) | May 8, 2020 | Jul 11, 2025 | Nov 27, 2025 |
Severity
6
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:P)
Published
May 8, 2020
Added
Jul 11, 2025
Modified
Nov 27, 2025
Description
tcprewrite in Tcpreplay through 4.3.2 has a heap-based buffer over-read during a get_c operation. The issue is being triggered in the function get_ipv6_next() at common/get.c.
Solution
arch-linux-upgrade-latest
References
- CVE-2020-12740
- https://attackerkb.com/topics/CVE-2020-12740
- URL-https://github.com/appneta/tcpreplay/issues/576
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4YAT4AGTHQKB74ETOQPJMV67TSDIAPOC/
- URL-https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UOSEIQ3D2OONCJEVMGC2TYBC2QX4E5EJ/
- URL-https://security.archlinux.org/ASA-202007-3
- CWE-125
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