CVE-2019-19725

Exp

sysstat through 12.2.0 has a double free in check_file_actlst in sa_common.c.

Published: 2019-12-11 Last update: 2026-06-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2019-19725 is rated High Exploit Risk (85.5/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 2.76%). 1 public exploit reference(s) are indexed (Exploit-DB). EPSS rose +1.80% over the last day, indicating growing attacker interest. Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2019-19725

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2019-19725

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.96% 2.76% +1.80%
2 2025-12-28 0.75% 0.96% +0.21%
3 2025-12-27 — 0.75% —

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2019-19725

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
9.8 3.1 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 5.9 [email protected]
7.5 2.0 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:P)
Partial confidentiality impact.
Integrity impact (I:P)
Partial integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 6.4 [email protected]

Weakness enumeration for CVE-2019-19725

OS Trackers for CVE-2019-19725

vendor priority summary link
alpine critical CVE-2019-19725: 1 source package rows (sysstat); 1 state rows across 1 repos (3.11-main); fixed 0, open 1. https://security.alpinelinux.org/vuln/CVE-2019-19725
debian unimportant CVE-2019-19725 unimportant priority: Debian including 1 source packages (sysstat), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2019-19725
gentoo normal CVE-2019-19725: 1 GLSA(s) (202007-22), 1 atom(s) (app-admin/sysstat); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2019-19725
redhat high — https://access.redhat.com/security/cve/CVE-2019-19725
suse high CVE-2019-19725 severity important: SUSE including 249 source package names (15.7.20.5.1:sysstat-12.0.2-3.21.18, 2.0.2-4.2.20:sysstat-12.0.2-3.21.18, …), 408 product×package rows across 159 product lines (Container suse/hpc/warewulf4-x86_64/sle-hpc-node, Container suse/sle-micro-rancher/5.2, … (159 product lines)): Known Affected 231, Fixed 170, Known Not Affected 7. https://www.suse.com/security/cve/CVE-2019-19725/
ubuntu medium CVE-2019-19725 medium priority: Ubuntu including 1 source packages (sysstat), 6 status rows across 6 suites (bionic, disco, eoan, trusty, upstream, xenial): released 4, needs-triage 1, not-affected 1. https://ubuntu.com/security/CVE-2019-19725

Affected software / configurations for CVE-2019-19725

Vendor Product Version Raw CPE
sysstat_project sysstat <= 12.2.0 cpe:2.3:a:sysstat_project:sysstat:*:*:*:*:*:*:*:*
debian debian_linux 10.0 cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
canonical ubuntu_linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
canonical ubuntu_linux 18.04 cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
canonical ubuntu_linux 19.04 cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
canonical ubuntu_linux 19.10 cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*

References for CVE-2019-19725

URL Tags
https://github.com/sysstat/sysstat/issues/242 Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00014.html Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202007-22 Third Party Advisory
https://usn.ubuntu.com/4242-1/ Third Party Advisory
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