CVE-2022-37047

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-08-18 · updated 2026-06-17
Weakness: CWE-787

Description

The component tcprewrite in Tcpreplay v4.4.1 was discovered to contain a heap-based buffer overflow in get_ipv6_next at common/get.c:713. NOTE: this is different from CVE-2022-27940.

Affected products

appneta tcpreplay: 4.4.1
Fedoraproject Fedora: 35, 36, 37

References

https://github.com/appneta/tcpreplay/issues/734
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5B75AFRJUGOYHCFG2ZV2JKSUPA6MSCT5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ECRCFJ6X3IVB7BT4KS6AHQMSL532YXYD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWRZO7BG6DHA5NAC3COB45WFXLYRIERC/
https://security.gentoo.org/glsa/202210-08
https://github.com/appneta/tcpreplay/issues/734
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5B75AFRJUGOYHCFG2ZV2JKSUPA6MSCT5/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ECRCFJ6X3IVB7BT4KS6AHQMSL532YXYD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JWRZO7BG6DHA5NAC3COB45WFXLYRIERC/
https://security.gentoo.org/glsa/202210-08

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