CVE-2025-9157
CVE-2025-9157 is a medium-severity vulnerability with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-119.
Key facts
- Severity: Medium (CVSS 3.x base score 5.3)
- CVSS v2: 4.3
- CVSS v4: 1.9
- EPSS exploit prediction: 0% (3rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-25247
- Weakness: CWE-119
- Published:
- Last modified:
Description
A vulnerability was determined in appneta tcpreplay up to 4.5.2-beta2. The impacted element is the function untrunc_packet of the file src/tcpedit/edit_packet.c of the component tcprewrite. Executing manipulation can lead to use after free. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. This patch is called 73008f261f1cdf7a1087dc8759115242696d35da. Applying a patch is advised to resolve this issue.
Frequently asked questions
- What is CVE-2025-9157?
- A vulnerability was determined in appneta tcpreplay up to 4.5.2-beta2. The impacted element is the function untrunc_packet of the file src/tcpedit/edit_packet.c of the component tcprewrite. Executing manipulation can lead to use after free. It is possible to launch the attack on the local host. The exploit has been publicly disclosed and may be utilized. This patch is called 73008f261f1cdf7a1087dc8759115242696d35da. Applying a patch is advised to resolve this issue.
- How severe is CVE-2025-9157?
- CVE-2025-9157 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
- Is CVE-2025-9157 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-9157?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-9157 have an EU (EUVD) identifier?
- Yes. CVE-2025-9157 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25247.
- When was CVE-2025-9157 published?
- CVE-2025-9157 was published on 2025-08-19 and last updated on 2026-06-17.
References
- https://drive.google.com/file/d/1_aONM_TOF96JbnYviPyZhVk-7HObtX8H/view?usp=sharing
- https://github.com/appneta/tcpreplay/commit/73008f261f1cdf7a1087dc8759115242696d35da
- https://github.com/appneta/tcpreplay/issues/970
- https://github.com/appneta/tcpreplay/issues/970#issuecomment-3198966053
- https://vuldb.com/?ctiid.320537
- https://vuldb.com/?id.320537
- https://vuldb.com/?submit.630495
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