CVE-2021-45387: broadcom tcpreplay Reachable Assertion
CVSS: 5.5v3.1MediumModified
AliasesDEBIAN-CVE-2021-45387
Published 11-02-2022Last modified 04-08-2024
Vulnerability summary
CVE-2021-45387 is a medium (CVSS 5.5) Reachable Assertion vulnerability in broadcom tcpreplay. EPSS estimates a 0.71% chance of exploitation in the next 30 days, higher than 52.6% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
5.5/10
010
Medium · v3.1 (NVD)EPSS score
0.71%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Timeline
- 11-02-2022PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
tcpreplay 4.3.4 has a Reachable Assertion in add_tree_ipv4() at tree.c.
CVSS metrics
3 scores · 2 sources · 2 versionsMedium 5.5Preferred score · NVD (NIST)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HSourcesAll 2 agree
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Medium 4.3Preferred score · NVD (NIST)
AV:N/AC:M/Au:N/C:N/I:N/A:PSourcesSingle source
EPSS trend
Probability
0.71%
Chance of exploitation in the next 30 days
Percentile
53%
Versus all other CVEs
30-day change
0.00 pp
From 0.71% on 18-09-2026
18-09-202618-10-2026
EPSS score0.71%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundTcpreplay
Maturity: poc
Weaknesses
CWE · root causeAffected systems
Broadcom1 product
- tcpreplay4.3.4
Debian1 product
- tcpreplay< 4.4.0-1
2 vendors · 2 products
