CVE-2017-9732

CVE-2017-9732 is a high-severity vulnerability in Secure-endpoints Kerberised Netcat with a CVSS 3.x base score of 7.5. 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-400.

Key facts

Description

The read_packet function in knc (Kerberised NetCat) before 1.11-1 is vulnerable to denial of service (memory exhaustion) that can be exploited remotely without authentication, possibly affecting another services running on the targeted host.

Frequently asked questions

What is CVE-2017-9732?
The read_packet function in knc (Kerberised NetCat) before 1.11-1 is vulnerable to denial of service (memory exhaustion) that can be exploited remotely without authentication, possibly affecting another services running on the targeted host.
How severe is CVE-2017-9732?
CVE-2017-9732 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2017-9732 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 4% (89th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2017-9732?
CVE-2017-9732 affects Secure-endpoints Kerberised Netcat. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2017-9732?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2017-9732 published?
CVE-2017-9732 was published on 2018-12-20 and last updated on 2026-06-17.

References

Affected products (1)

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