High severity · published Dec 28, 2018
CVE-2018-20552
Tcpreplay before 4.3.1 has a heap-based buffer over-read in packet2tree in tree.c
7.8
CVSS
1.2%
EPSS
No
On KEV
Description
Tcpreplay before 4.3.1 has a heap-based buffer over-read in packet2tree in tree.c.
CVSS vector
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 69% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TC
Tcpreplay · Broadcom
before 4.3.1 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-20552
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-20552
Exploit
https://github.com/appneta/tcpreplay/issues/530
Patch
https://github.com/appneta/tcpreplay/pull/532/commits/6b830a1640ca20528032c89a4fdd8291a4d2d8b2
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