How severe is CVE-2016-2057?

CVE-2016-2057 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2016-2057 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-2057?

CVE-2016-2057 primarily affects Xymon. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2016-2057?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-2057 published?

CVE-2016-2057 was published on 2016-04-13 and last updated on 2026-06-17.

CVE-2016-2057

CVE-2016-2057 is a low-severity vulnerability in Xymon with a CVSS 3.x base score of 3.3. 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-264.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
CVSS v2: 2.1
EPSS exploit prediction: 0% (37th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Xymon
Published: 2016-04-13
Last modified: 2026-06-17

Description

lib/xymond_ipc.c in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 use weak permissions (666) for an unspecified IPC message queue, which allows local users to inject arbitrary messages by writing to that queue.

Frequently asked questions

What is CVE-2016-2057?: lib/xymond_ipc.c in Xymon 4.1.x, 4.2.x, and 4.3.x before 4.3.25 use weak permissions (666) for an unspecified IPC message queue, which allows local users to inject arbitrary messages by writing to that queue.
How severe is CVE-2016-2057?: CVE-2016-2057 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2016-2057 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (37th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-2057?: CVE-2016-2057 primarily affects Xymon. In total, 44 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2016-2057?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-2057 published?: CVE-2016-2057 was published on 2016-04-13 and last updated on 2026-06-17.

References

Affected products (44)

cpe:2.3:a:xymon:xymon:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.2:p1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.1.2:p2:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2:alfa:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2:beta20060605:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2:rc20060712:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.2:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.2.3:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:beta1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:beta2:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:beta3:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.0:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.4:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.6:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.7:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.8:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.9:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.10:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.11:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.12:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.13:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.14:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.15:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.16:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.17:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.18:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.19:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.19:rc1:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.20:*:*:*:*:*:*:*
cpe:2.3:a:xymon:xymon:4.3.21:*:*:*:*:*:*:*

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