CVE-2018-19517

FAUCET Score

CVE-2018-19517 is an out-of-bounds read vulnerability affecting sysstat version 12.1.1, specifically within the remap_struct function in sa_common.c, which can be triggered by sadf. This vulnerability has a CVSS score of 5.5 (Medium), indicating a local attack vector with low complexity, requiring user interaction, and potentially leading to high availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		12.1.1CPE matchmatch criteria	cpe:2.3:a:sysstat_project:sysstat:12.1.1:::::::*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

Exploitability Score

1.8

Impact Score

3.6

CvssVersion

3.0

Exploit Intelligence

EPSS Score

0.82%

Probability of exploitation in next 30 days

EPSS Percentile

53.6%

Percentile rank of EPSS score among Peer Group

As of 2026-07-26

Model: v2026.06.15

This CVE's current EPSS score of 0.0082 is in the 61st percentile among its peer group of 5,758 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Vendor Patches (1)

redhatvendor investigatingvia redhat_api

Product: Red Hat Enterprise Linux 8Fixed in: sysstat

Vendor Advisories (1)

redhatCVE-2018-19517Low

sysstat: Out of bounds read in remap_struct function in sa_common.c

Nov 21, 2018

References

github.com / sysstat/sysstat/issues/199

ExploitIssue TrackingThird Party Advisory