Vulnerability Details : CVE-2019-8377
Potential exploit
An issue was discovered in Tcpreplay 4.3.1. A NULL pointer dereference occurred in the function get_ipv6_l4proto() located at get.c. This can be triggered by sending a crafted pcap file to the tcpreplay-edit binary. It allows an attacker to cause a Denial of Service (Segmentation fault) or possibly have unspecified other impact.
Vulnerability category: Memory CorruptionDenial of service
Products affected by CVE-2019-8377
- cpe:2.3:a:broadcom:tcpreplay:4.3.1:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:28:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-8377
0.45%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 75 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-8377
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
6.8
|
MEDIUM | AV:N/AC:M/Au:N/C:P/I:P/A:P |
8.6
|
6.4
|
NIST | |
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
CWE ids for CVE-2019-8377
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-8377
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EB3ASS7URTIA3IFSBL2DIWJAFKTBJCAW/
[SECURITY] Fedora 30 Update: tcpreplay-4.3.2-1.fc30 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MLPY6W7Z7G6PF2JN4LXXHCACYLD4RBG6/
[SECURITY] Fedora 28 Update: tcpreplay-4.3.2-1.fc28 - package-announce - Fedora Mailing-ListsMailing List;Release Notes;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UOSEIQ3D2OONCJEVMGC2TYBC2QX4E5EJ/
[SECURITY] Fedora 31 Update: tcpreplay-4.3.3-1.fc31 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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http://www.securityfocus.com/bid/107085
Tcpreplay Multiple NULL Pointer Dereference Denial of Service VulnerabilitiesThird Party Advisory;VDB Entry
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4YAT4AGTHQKB74ETOQPJMV67TSDIAPOC/
[SECURITY] Fedora 32 Update: tcpreplay-4.3.3-1.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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https://research.loginsoft.com/bugs/null-pointer-dereference-vulnerability-in-function-get_ipv6_l4proto-tcpreplay-4-3-1/
CVE-2019-8377: NULL POINTER DEREFERENCE Vulnerability in function get_ipv6_l4proto() - tcpreplay-4.3.1 - Loginsoft ResearchExploit;Third Party Advisory
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https://github.com/appneta/tcpreplay/issues/536
NULL pointer dereference get_ipv6_l4proto() · Issue #536 · appneta/tcpreplay · GitHubExploit;Issue Tracking;Third Party Advisory
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https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4V3SADKXUSHWTVAPU3WLXBDEQUHRA6ZO/
[SECURITY] Fedora 29 Update: tcpreplay-4.3.2-1.fc29 - package-announce - Fedora Mailing-ListsMailing List;Release Notes;Third Party Advisory
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