CVE-2000-1165

CVE-2000-1165 is a medium-severity vulnerability in Balabit Syslog-ng 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.

Key facts

Description

Balabit syslog-ng allows remote attackers to cause a denial of service (application crash) via a malformed log message that does not have a closing > in the priority specifier.

Frequently asked questions

What is CVE-2000-1165?
Balabit syslog-ng allows remote attackers to cause a denial of service (application crash) via a malformed log message that does not have a closing > in the priority specifier.
How severe is CVE-2000-1165?
CVE-2000-1165 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2000-1165 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (75th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2000-1165?
CVE-2000-1165 primarily affects Balabit Syslog-ng. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2000-1165?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2000-1165 published?
CVE-2000-1165 was published on 2001-01-09 and last updated on 2026-06-16.

References

Affected products (3)