← Vulnerability feed

Vulnerability record · CVE-2002-1200 · published 28 October 2002

CVE-2002-1200: Oneidentity syslog-ng memory buffer overflow vulnerability

Oneidentity · Syslog Ng

Balabit Syslog-NG 1.4.x before 1.4.15, and 1.5.x before 1.5.20, when using template filenames or output, does not properly track the size of a buffer when constant characters are encountered during macro expansion, which allows remote attackers to cause a denial of service and possibly execute arbitrary code.

7.5 CVSS 2.0 High EPSS 5.6% · top 7.4% CWE-119 · Memory buffer overflow
7.5CVSS 2.0 base score
5.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
16References, 4 tagged exploit
16 Jun 2026Last modified by NVD

Description

Balabit Syslog-NG 1.4.x before 1.4.15, and 1.5.x before 1.5.20, when using template filenames or output, does not properly track the size of a buffer when constant characters are encountered during macro expansion, which allows remote attackers to cause a denial of service and possibly execute arbitrary code.

AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000547 Broken Link
http://marc.info/?l=bugtraq&m=103426595021928&w=2 Third Party Advisory
http://www.balabit.hu/static/zsa/ZSA-2002-014-en.txt ExploitPatchVendor Advisory
http://www.debian.org/security/2002/dsa-175 PatchThird Party Advisory
http://www.iss.net/security_center/static/10339.php Third Party Advisory
http://www.linuxsecurity.com/advisories/other_advisory-2513.html Third Party Advisory
http://www.novell.com/linux/security/advisories/2002_039_syslog_ng.html Third Party Advisory
http://www.securityfocus.com/bid/5934 ExploitThird Party AdvisoryVDB Entry
http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000547 Broken Link
http://marc.info/?l=bugtraq&m=103426595021928&w=2 Third Party Advisory
http://www.balabit.hu/static/zsa/ZSA-2002-014-en.txt ExploitPatchVendor Advisory
http://www.debian.org/security/2002/dsa-175 PatchThird Party Advisory
http://www.iss.net/security_center/static/10339.php Third Party Advisory
http://www.linuxsecurity.com/advisories/other_advisory-2513.html Third Party Advisory
http://www.novell.com/linux/security/advisories/2002_039_syslog_ng.html Third Party Advisory
http://www.securityfocus.com/bid/5934 ExploitThird Party AdvisoryVDB Entry

Track CVE-2002-1200 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.3CVE-2008-5110Oneidentity syslog-ng vulnerabilitysyslog-ng does not call chdir when it calls chroot, which might allow attackers to escape the intended jail. NOTE: this is only a vulnerability when …EPSS 2.2%7.8CVE-2020-8019Oneidentity syslog-ng vulnerabilityA UNIX Symbolic Link (Symlink) Following vulnerability in the packaging of syslog-ng of SUSE Linux Enterprise Debuginfo 11-SP3, SUSE Linux Enterprise…EPSS 0.52%7.5CVE-2024-47619Oneidentity syslog-ng improper certificate validation vulnerabilitysyslog-ng is an enhanced log daemo. Prior to version 4.8.2, `tls_wildcard_match()` matches on certificates such as `foo.*.bar` although that is not a…EPSS 0.35%7.5CVE-2022-38725Oneidentity syslog-ng integer overflow vulnerabilityAn integer overflow in the RFC3164 parser in One Identity syslog-ng 3.0 through 3.37 allows remote attackers to cause a Denial of Service via crafted…EPSS 2.4%6.9CVE-2011-0343Oneidentity syslog-ng permissions and access controls vulnerabilityBalabit syslog-ng 2.0, 3.0, 3.1, 3.2 OSE and PE, when running on FreeBSD or HP-UX, does not properly perform cast operations, which causes syslog-ng …EPSS 0.38%4.3CVE-2011-1951Oneidentity syslog-ng vulnerabilitylib/logmatcher.c in Balabit syslog-ng before 3.2.4, when the global flag is set and when using PCRE 8.12 and possibly other versions, allows remote a…EPSS 2.5%8.8CVE-2026-8452Citrix NetScaler ADC and Gateway memory buffer overflow causes DoSCVE-2026-8452 is a memory buffer overflow (CWE-119) in Citrix NetScaler ADC and NetScaler Gateway that leads to unpredictable or erroneous behavior a…KEVEPSS 1.0%analysed8.8CVE-2009-3459Adobe Reader and Acrobat heap buffer overflow via crafted PDFAdobe Reader and Acrobat 7.x before 7.1.4, 8.x before 8.1.7, and 9.x before 9.2 contain a heap-based buffer overflow (CWE-122) triggered by a crafted…KEVEPSS 87%analysed

Source: NIST National Vulnerability Database (record CVE-2002-1200), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.