CVE-2025-15349: Anritsu ShockLine SCPI Race Condition Remote Code Execution Vulnerability

Routine

HIGH 7.5DOWNGRADE

CVE-2025-15349 is a high-severity flaw (CVSS 7.5) affecting shockline. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Anritsu ShockLine SCPI Race Condition Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Anritsu ShockLine. Authentication is not required to exploit this vulnerability. The specific flaw exists within the SCPI component. The issue results from the lack of proper locking when performing operations on an object. An attacker can leverage this vulnerabilit

Why this priority

High severity

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
Attack vector	Adjacent network
Attack complexity	High
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 56%)
CISA exploited list	No
Weakness	CWE-362
Published	2026-01-23
Last modified	2026-06-17

Publisher (CNA): Zero Day Initiative · Vendor: anritsu

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-01-23 04:16 UTCPublished CVE record published
2026-06-17 08:37 UTCUpdated Record last modified

anritsu shockline DOWNGRADE

Affected: 2025.4.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 2025.4.1

1. Check installed version

apt-cache policy shockline || rpm -q shockline || shockline --version

2. No fixed release: DOWNGRADE to a release before 2025.4.1 (Debian / Ubuntu)

apt-cache madison shockline sudo apt install shockline=<VERSION_BEFORE_2025.4.1> sudo apt-mark hold shockline

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list shockline sudo dnf downgrade shockline-<VERSION_BEFORE_2025.4.1> sudo dnf versionlock add shockline

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-15349?

shockline: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-15349 being exploited?

CVE-2025-15349 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-15349 affect?

CVE-2025-15349 affects shockline. Severity is high (CVSS 7.5). Anritsu ShockLine SCPI Race Condition Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Anritsu ShockLine. Authentication is not required to expl

How urgent is CVE-2025-15349?

Priority 37/100. High severity

Related CVEs

CVE-2025-15348 HIGH 7.8 DOWNGRADE Anritsu ShockLine CHX File Parsing Deserialization of Untrusted Data Remote Code Execution Vulnerability

References

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