Is CVE-2025-9649 in the CISA KEV catalog?

No. CVE-2025-9649 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-9649?

CVE-2025-9649 has a CVSS v3 base score of 3.3 (LOW).

What is the EPSS score for CVE-2025-9649?

CVE-2025-9649 has an EPSS score of 0.22% (13th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-9649?

Upgrade tcpreplay on debian unstable to 4.5.2-1 or later.

CVE & CISA-KEV Catalog

CVE-2025-9649

LOW

3.3

CVSS v3

NVD

Description

A security vulnerability has been detected in appneta tcpreplay 4.5.1. Impacted is the function calc_sleep_time of the file send_packets.c. Such manipulation leads to divide by zero. An attack has to be approached locally. The exploit has been disclosed publicly and may be used. Upgrading to version 4.5.3-beta3 is recommended to address this issue. It is advisable to upgrade the affected component. The vendor confirms in a GitHub issue reply: "Was able to reproduce in 6fcbf03 but NOT 4.5.3-beta3."

CWE-369 CWE-404

How to fix

Remediation Available

tcpreplayDebian

Fixed in:4.5.2-1CVE-2025-9649

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityLow

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Exploit Intelligence

0.22%probability of exploitation in 30 days

13thpercentile

Low risk: more likely to be exploited than 13% of all known CVEs.

References

Exploit2

Third-Party Advisory3

Issue Tracking1

github.com

VDB Entry1

vuldb.com

Related Vulnerabilities

Other CWE-369 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2012-0207	High	7.5	20%	-	Fix
CVE-2017-8537	Medium	5.5	17%	-	-
CVE-2017-8536	Medium	5.5	17%	-	-
CVE-2017-8535	Medium	5.5	17%	-	-
CVE-2007-2237	Medium	5.5	15%	-	-
CVE-2025-0317	High	7.5	13%	-	-

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-29.