How severe is CVE-2014-3683?

CVE-2014-3683 has a CVSS 2.0 base score of 5.0, rated medium severity.

Is CVE-2014-3683 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2014-3683?

CVE-2014-3683 primarily affects Rsyslog. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2014-3683?

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

When was CVE-2014-3683 published?

CVE-2014-3683 was published on 2014-11-02 and last updated on 2026-06-17.

CVE-2014-3683

CVE-2014-3683 is a medium-severity vulnerability in Rsyslog with a CVSS 2.0 base score of 5.0. 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-189.

Key facts

Severity: Medium (CVSS 2.0 base score 5.0)
EPSS exploit prediction: 5% (91st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-189
Affected product: Rsyslog
Published: 2014-11-02
Last modified: 2026-06-17

Description

Integer overflow in rsyslog before 7.6.7 and 8.x before 8.4.2 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash) via a large priority (PRI) value. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-3634.

Frequently asked questions

What is CVE-2014-3683?: Integer overflow in rsyslog before 7.6.7 and 8.x before 8.4.2 and sysklogd 1.5 and earlier allows remote attackers to cause a denial of service (crash) via a large priority (PRI) value. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-3634.
How severe is CVE-2014-3683?: CVE-2014-3683 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2014-3683 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 5% (91st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2014-3683?: CVE-2014-3683 primarily affects Rsyslog. In total, 26 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2014-3683?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2014-3683 published?: CVE-2014-3683 was published on 2014-11-02 and last updated on 2026-06-17.

References

Affected products (26)

cpe:2.3:a:rsyslog:rsyslog:*:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.1:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.2:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.3:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.4:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.5:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.1.6:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.2.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.2.1:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.2.2:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.2.3:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.3.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.3.1:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.3.2:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.3.3:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.3.4:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.3.5:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.4.0:*:*:*:*:*:*:*
cpe:2.3:a:rsyslog:rsyslog:8.4.1:*:*:*:*:*:*:*
cpe:2.3:a:sysklogd_project:sysklogd:*:*:*:*:*:*:*:*
cpe:2.3:a:sysklogd_project:sysklogd:1.1:*:*:*:*:*:*:*
cpe:2.3:a:sysklogd_project:sysklogd:1.2:*:*:*:*:*:*:*
cpe:2.3:a:sysklogd_project:sysklogd:1.3:*:*:*:*:*:*:*
cpe:2.3:a:sysklogd_project:sysklogd:1.4:*:*:*:*:*:*:*
cpe:2.3:a:sysklogd_project:sysklogd:1.4.1:*:*:*:*:*:*:*

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