NULL pointer dereference in Broadcom Tcpreplay
CVE-2023-27786
An issue found in TCPprep v.4.4.3 allows a remote attacker to cause a denial of service via the macinstring function.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.015 (72.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
- Broadcom Tcpreplay — versions 4.4.3
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/appneta/tcpreplay/issues/782 (Exploit, Patch, Issue Tracking)
- github.com/appneta/tcpreplay/pull/783 (Patch, Issue Tracking)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2023-27786?
- CVE-2023-27786 is a high-severity vulnerability in Broadcom Tcpreplay, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2023-03-16.
- How severe is CVE-2023-27786?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-27786 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.