Buffer overflow in Broadcom Tcpreplay
CVE-2022-37047
The component tcprewrite in Tcpreplay v4.4.1 was discovered to contain a heap-based buffer overflow in get_ipv6_next at common/get.c:713. NOTE: this is different from CVE-2022-27940.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Broadcom Tcpreplay — versions 4.4.1
- Fedoraproject Fedora — versions 35, 36, 37
Weakness classification (CWE)
References
- github.com/appneta/tcpreplay/issues/734 (Exploit, Third Party Advisory, 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)
- security.gentoo.org/glsa/202210-08 (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2022-37047?
- CVE-2022-37047 is a high-severity vulnerability in Broadcom Tcpreplay, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2022-08-18.
- How severe is CVE-2022-37047?
- High severity. CVSS v3 base score is 7.8 out of 10.