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Vulnerabilities

Vulnerability · CVE-2025-9386

A vulnerability has been found in appneta tcpreplay up to 4.5.1.

Published Aug 24, 2025 · catalog updated Aug 25, 2025 · A vulnerability has been

Last checked Oct 24, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-9386. EPSS is 0.25%. Act only if a listed version of A vulnerability has been is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A vulnerability has been).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium4.8
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.25%
Remediation
Vendor / distro source
Affected products
vendor appneta tcpreplay 4.5.1

A vulnerability has been found in appneta tcpreplay up to 4.5.1. The impacted element is the function get_l2len_protocol of the file get.c of the component tcprewrite. Such manipulation leads to use after free. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. Upgrading to version 4.5.2-beta3 is sufficient to resolve this issue. You should upgrade the affected component.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor appneta tcpreplay 4.5.14.5.1

How to fix CVE-2025-9386

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-9386. EPSS is 0.25%. Act only if a listed version of A vulnerability has been is installed.

Which versions are affected?

Compare what you have installed with appneta tcpreplay 4.5.1 4.5.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.25%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 24, 2025 · EUVD

    Detected

    A vulnerability has been found in appneta tcpreplay up to 4.5.1. The impacted element is the function get_l2len_protocol of the file get.c of the component tcprewrite. Such manipulation leads to use after free. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. Upgrading to version 4.5.2-beta3 is sufficient to resolve this issue. You should upgrad

  2. Aug 25, 2025 · EUVD

    Updated

    A vulnerability has been found in appneta tcpreplay up to 4.5.1. The impacted element is the function get_l2len_protocol of the file get.c of the component tcprewrite. Such manipulation leads to use after free. The attack must be carried out locally. The exploit has been disclosed to the public and may be used. Upgrading to version 4.5.2-beta3 is sufficient to resolve this issue. You should upgrad

Sources

  • CVE.orgVulnerability recordCVE-2025-9386

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-9386

    30-day exploitation probability 0.25%

    first.org
  • EUVDVulnerability recordEUVD-2025-25642

    A vulnerability has been found in appneta tcpreplay up to 4.5.1. The impacted element is the function get_l2len_protocol of the file get.c of the component tcprewrite. Such manipulation leads to use after free. The attack must be carried out locally. The exploit has been disclose

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 24, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 24, 2026
  • CVE.orgOct 22, 2026
  • EUVDOct 22, 2026