CVE-2017-18189

Exp

In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite loop with a resultant NULL pointer dereference, which may allow a remote attacker to cause a denial-of-service.

Published: 2018-02-15 Last update: 2024-11-21 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2017-18189 is rated High Exploit Risk (75.8/100): CVSS High severity, with high exploitation likelihood (EPSS 5.71%, 91th percentile). 1 public exploit reference(s) are indexed (Exploit-DB). 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-2017-18189

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

Exploit prediction scoring system (EPSS) score for CVE-2017-18189

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 2026-05-27 6.58% 5.71% -0.86%
2 2026-04-13 5.71% 6.58% +0.86%
3 2026-02-01 — 5.71% —

Full EPSS history (20 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2017-18189

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.0 HIGH
CVSS:3.0/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]
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/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:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2017-18189

OS Trackers for CVE-2017-18189

vendor priority summary link
alpine — CVE-2017-18189: 1 source package rows (sox); 7 state rows across 7 repos (3.17-community, 3.18-community, 3.19-community, 3.20-community, 3.21-community, 3.22-community, edge-community); fixed 7, open 0. https://security.alpinelinux.org/vuln/CVE-2017-18189
debian not yet assigned CVE-2017-18189 not yet assigned priority: Debian including 1 source packages (sox), 3 status rows across 3 suites (bookworm, bullseye, trixie): resolved 3. https://security-tracker.debian.org/tracker/CVE-2017-18189
redhat low — https://access.redhat.com/security/cve/CVE-2017-18189
suse medium CVE-2017-18189 severity moderate: SUSE including 10 source package names (libsox3-14.4.2-5.1, libsox3-14.4.2-5.17, …), 12 product×package rows across 5 product lines (SUSE Liberty Linux 7, SUSE Liberty Linux 7 LTSS, … (5 product lines)): Fixed 12. https://www.suse.com/security/cve/CVE-2017-18189/
ubuntu medium CVE-2017-18189 medium priority: Ubuntu including 1 source packages (sox), 6 status rows across 6 suites (artful, bionic, cosmic, trusty, upstream, xenial): released 3, not-affected 2, ignored 1. https://ubuntu.com/security/CVE-2017-18189

Affected software / configurations for CVE-2017-18189

Vendor Product Version Raw CPE
sound_exchange_project sound_exchange <= 14.4.2 cpe:2.3:a:sound_exchange_project:sound_exchange:*:*:*:*:*:*:*:*
debian debian_linux 8.0 cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*

References for CVE-2017-18189

cvelogic Threat Intelligence