Vulnerability Details CVE-2018-18407
A heap-based buffer over-read was discovered in the tcpreplay-edit binary of Tcpreplay 4.3.0 beta1, during the incremental checksum operation. The issue gets triggered in the function csum_replace4() in incremental_checksum.h, causing a denial of service.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 48.9%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 4.3
References
- https://github.com/SegfaultMasters/covering360/blob/master/tcpreplay/README.md#user-content-heap-overflow-in-csum_replace4
- https://github.com/appneta/tcpreplay/issues/488
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/
- https://github.com/SegfaultMasters/covering360/blob/master/tcpreplay/README.md#user-content-heap-overflow-in-csum_replace4
- https://github.com/appneta/tcpreplay/issues/488
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/
Products affected by CVE-2018-18407
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cpe:2.3:a:broadcom:tcpreplay:4.3.0
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cpe:2.3:o:fedoraproject:fedora:28
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cpe:2.3:o:fedoraproject:fedora:29