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

Routine

HIGH 7.8DOWNGRADE

CVE-2025-15348 is a high-severity flaw (CVSS 7.8) affecting shockline. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Anritsu ShockLine CHX File Parsing Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Anritsu ShockLine. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of CHX files. The issue results from the lack of p

Why this priority

High severity

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

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.4% (top 69%)
CISA exploited list	No
Weakness	CWE-502
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: 2025.4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 2025.4.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2025.4.2 (Debian / Ubuntu)

apt-cache madison shockline sudo apt install shockline=<VERSION_BEFORE_2025.4.2> sudo apt-mark hold shockline

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

dnf --showduplicates list shockline sudo dnf downgrade shockline-<VERSION_BEFORE_2025.4.2> 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-2025-15348?

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

Is CVE-2025-15348 being exploited?

CVE-2025-15348 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-2025-15348 affect?

CVE-2025-15348 affects shockline. Severity is high (CVSS 7.8). Anritsu ShockLine CHX File Parsing Deserialization of Untrusted Data Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Anritsu ShockLine. User interaction

How urgent is CVE-2025-15348?

Priority 35/100. High severity

Related CVEs

CVE-2025-15349 HIGH 7.5 DOWNGRADE Anritsu ShockLine SCPI Race Condition Remote Code Execution Vulnerability

References

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