CVE-2022-38725

An 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 syslog input that is mishandled by the tcp or network function. syslog-ng Premium Edition 7.0.30 and syslog-ng Store Box 6.10.0 are also affected.

Published: 2023-01-23 Last update: 2026-06-17 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2022-38725 is rated Moderate Risk (56.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 2.40%). Review affected assets and schedule remediation.

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

Exploit prediction scoring system (EPSS) score for CVE-2022-38725

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 4.92% 2.40% -2.51%
2 2026-03-07 5.08% 4.92% -0.16%
3 2026-02-26 — 5.08% —

Full EPSS history (35 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2022-38725

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 134c704f-9b21-4f2e-91b3-4a467353bcc0

Weakness enumeration for CVE-2022-38725

OS Trackers for CVE-2022-38725

vendor priority summary link
alpine — CVE-2022-38725: 1 source package rows (syslog-ng); 25 state rows across 8 repos (3.17-main, 3.18-main, 3.19-main, 3.20-main, 3.21-main, 3.22-main, 3.23-main, edge-main); fixed 25, open 0. https://security.alpinelinux.org/vuln/CVE-2022-38725
debian not yet assigned CVE-2022-38725 not yet assigned priority: Debian including 1 source packages (syslog-ng), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. https://security-tracker.debian.org/tracker/CVE-2022-38725
gentoo normal CVE-2022-38725: 1 GLSA(s) (202305-09), 1 atom(s) (app-admin/syslog-ng); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2022-38725
suse high CVE-2022-38725 severity important: SUSE including 14 source package names (libevtlog-3_35-0-3.35.1-bp154.3.3.1, syslog-ng, …), 27 product×package rows across 5 product lines (Image SLES12-SP5-SAP-Azure-LI-BYOS-Production, SUSE Linux Enterprise Module for Legacy 12, … (5 product lines)): Fixed 26, Known Not Affected 1. https://www.suse.com/security/cve/CVE-2022-38725/
ubuntu medium CVE-2022-38725 medium priority: Ubuntu including 1 source packages (syslog-ng), 13 status rows across 13 suites (bionic, focal, jammy, kinetic, lunar, mantic, noble, oracular, plucky, questing, trusty, upstream, xenial): needs-triage 8, ignored 5. https://ubuntu.com/security/CVE-2022-38725

Affected software / configurations for CVE-2022-38725

Vendor Product Version Raw CPE
oneidentity syslog-ng < 3.38.1 cpe:2.3:a:oneidentity:syslog-ng:*:*:*:*:-:*:*:*
oneidentity syslog-ng < 7.0.32 cpe:2.3:a:oneidentity:syslog-ng:*:*:*:*:premium:*:*:*
oneidentity syslog-ng_store_box < 6.0.5 cpe:2.3:a:oneidentity:syslog-ng_store_box:*:*:*:*:-:*:*:*
oneidentity syslog-ng_store_box < 7.0 cpe:2.3:a:oneidentity:syslog-ng_store_box:*:*:*:*:lts:*:*:*

References for CVE-2022-38725

cvelogic Threat Intelligence