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.

CVSS v3.0

5.5 MEDIUMCVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P

EPSS

1.24% chance of exploitation in the next 30 days, 67th percentile

Published

2018-10-17

Updated

2024-08-05

Proof-of-concept exploits (2)

• SegfaultMasters/covering360/blob/master/tcpreplay/README.md#user-content-heap-overflow-in…
• appneta/tcpreplay/issues/488

References

• CVE Record
• NVD entry

Related

• CVE-2018-11207
• CVE-2018-15671
• CVE-2018-17233
• CVE-2018-17234
• CVE-2018-17237
• CVE-2018-17432