How severe is CVE-2010-3844?

CVE-2010-3844 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2010-3844 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2010-3844?

CVE-2010-3844 primarily affects Ettercap-project Ettercap. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2010-3844?

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-2010-3844 published?

CVE-2010-3844 was published on 2019-11-12 and last updated on 2026-06-16.

CVE-2010-3844

CVE-2010-3844 is a high-severity vulnerability in Ettercap-project Ettercap with a CVSS 3.x base score of 8.8. 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-120.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-120
Affected product: Ettercap-project Ettercap
Published: 2019-11-12
Last modified: 2026-06-16

Description

An unchecked sscanf() call in ettercap before 0.7.5 allows an insecure temporary settings file to overflow a static-sized buffer on the stack.

Frequently asked questions

What is CVE-2010-3844?: An unchecked sscanf() call in ettercap before 0.7.5 allows an insecure temporary settings file to overflow a static-sized buffer on the stack.
How severe is CVE-2010-3844?: CVE-2010-3844 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2010-3844 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2010-3844?: CVE-2010-3844 primarily affects Ettercap-project Ettercap. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2010-3844?: 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-2010-3844 published?: CVE-2010-3844 was published on 2019-11-12 and last updated on 2026-06-16.

References

Affected products (4)

cpe:2.3:a:ettercap-project:ettercap:0.7.3:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

More vulnerabilities in Ettercap-project Ettercap

CVE-2010-3843 — High (CVSS 7.8): The GTK version of ettercap uses a global settings file at /tmp/.ettercap_gtk and does not verify ownership of this…
CVE-2014-9379 — High (CVSS 7.5): The radius_get_attribute function in dissectors/ec_radius.c in Ettercap 0.8.1 performs an incorrect cast, which allows…
CVE-2014-9378 — High (CVSS 7.5): Ettercap 0.8.1 does not validate certain return values, which allows remote attackers to cause a denial of service…
CVE-2014-9377 — High (CVSS 7.5): Heap-based buffer overflow in the nbns_spoof function in plug-ins/nbns_spoof/nbns_spoof.c in Ettercap 0.8.1 allows…
CVE-2014-9376 — High (CVSS 7.5): Integer underflow in Ettercap 0.8.1 allows remote attackers to cause a denial of service (out-of-bounds write) and…
CVE-2014-6396 — High (CVSS 7.5): The dissector_postgresql function in dissectors/ec_postgresql.c in Ettercap before 0.8.1 allows remote attackers to…

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