CVE-2019-17042 is a critical heap overflow vulnerability in Rsyslog v8.1908.0, specifically within the pmcisconames.c parser for Cisco log messages. This flaw affects various Linux distributions including Debian, Fedora, and OpenSUSE. With a CVSS score of 9.8, it allows unauthenticated remote attackers to achieve high impact on confidentiality, integrity, and availability due to a parsing error that misinterprets string lengths, leading to a large memmove operation. There is currently no public exploit code available, nor is there evidence of active exploitation or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
8.1908.0CPE matchmatch criteria | cpe:2.3:a:rsyslog:rsyslog:8.1908.0:*:*:*:*:*:*:* | ||
30CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:* | ||
31CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
15.0CPE matchmatch criteria | cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.