Vendor
rsyslog
7 known vulnerabilities.
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High 8.1
Rsyslog: DynFile Path Traversal → Arbitrary File Write as Root → RCE
Rsyslog is a rocket-fast system for log processing. From versions 1.15.0 to 8.2610.0, rsyslog's omfile dynaFile facility intentionally allows templates to generate flexible output paths. This supports valid deployments that route logs into different directori…
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High 8.1
Rsyslog: mmpstrucdata stack buffer overflow with oversized RFC5424 structured data
Rsyslog is a rocket-fast system for log processing. From 7.5.4 until 8.2606.0, the optional mmpstrucdata plugin's parseSD_PARAM function in plugins/mmpstrucdata/mmpstrucdata.c stores RFC5424 parameter values in a fixed pVal[32 * 1024] stack buffer and calls p…
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High 8.2
Rsyslog: Heap buffer overflow in imhttp plugin Basic Authentication handling
Rsyslog is a rocket-fast system for log processing. From 8.2110.0 until 8.2604.0, the optional imhttp module's parse_auth_header function in contrib/imhttp/imhttp.c allocates a zero-byte heap buffer with calloc(0, len) when an HTTP Basic Authorization value e…
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High 8.1CVE-2022-24903 Public exploit
Buffer overflow in TCP syslog server (receiver) components in rsyslog
Rsyslog is a rocket-fast system for log processing. Modules for TCP syslog reception have a potential heap buffer overflow when octet-counted framing is used. This can result in a segfault or some other malfunction. As of our understanding, this vulnerability…