Vulnerability Details : CVE-2023-27784
Potential exploit
An issue found in TCPReplay v.4.4.3 allows a remote attacker to cause a denial of service via the read_hexstring function at the utils.c:309 endpoint.
Vulnerability category: Denial of service
Products affected by CVE-2023-27784
- cpe:2.3:a:broadcom:tcpreplay:4.4.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-27784
0.40%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 59 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-27784
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-02-26 |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2023-27784
-
The product dereferences a pointer that it expects to be valid but is NULL.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-27784
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R3ER3YTFR3XIDMYEB7LMFWFTPVQALBHC/
[SECURITY] Fedora 36 Update: tcpreplay-4.4.3-3.fc36 - package-announce - Fedora Mailing-Lists
-
https://github.com/appneta/tcpreplay/issues/787
[Bug] NULL Pointer Dereference in read_hexstring() at utils.c:309 · Issue #787 · appneta/tcpreplay · GitHubExploit;Issue Tracking;Patch
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UE3J4LKYFNKPKNSLDQK4JG36THQMQH3V/
[SECURITY] Fedora 38 Update: tcpreplay-4.4.3-3.fc38 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UK2BRH3W3ECF5FDXP6QM3ZEDTHIOE4M5/
[SECURITY] Fedora 37 Update: tcpreplay-4.4.3-3.fc37 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UE3J4LKYFNKPKNSLDQK4JG36THQMQH3V/
[SECURITY] Fedora 38 Update: tcpreplay-4.4.3-3.fc38 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/R3ER3YTFR3XIDMYEB7LMFWFTPVQALBHC/
[SECURITY] Fedora 36 Update: tcpreplay-4.4.3-3.fc36 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UK2BRH3W3ECF5FDXP6QM3ZEDTHIOE4M5/
[SECURITY] Fedora 37 Update: tcpreplay-4.4.3-3.fc37 - package-announce - Fedora Mailing-Lists
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