CVE-2025-3771: A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non

Q: How do I fix CVE-2025-3771?

system information reporter: upgrade to newer than 1.0.3. Exact commands for each OS are on this page.

Q: Is CVE-2025-3771 being exploited?

CVE-2025-3771 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-3771 affect?

CVE-2025-3771 affects system information reporter. Severity is high (CVSS 7.1). A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved b

Routine

HIGH 7.1UPGRADE

CVE-2025-3771 is a high-severity flaw (CVSS 7.1) affecting system information reporter. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved by adding a malicious entry to the registry under the Trellix SIR registry folder or via policy or with a junction symbolic link to files that the user would not normally have permission to acces

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.2% (top 95%)
CISA exploited list	No
Weakness	CWE-59
Published	2025-06-26
Last modified	2026-06-17

Publisher (CNA): Trellix · Vendor: trellix

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

Am I affected?

Timeline

2025-06-26 11:15 UTCPublished CVE record published
2026-06-17 09:20 UTCUpdated Record last modified

trellix system information reporter UPGRADE

Affected: <= 1.0.3

Fixed in: newer than 1.0.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy system-information-reporter || rpm -q system-information-reporter || system-information-reporter --version

2. UPGRADE to newer than 1.0.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade system-information-reporter

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade system-information-reporter

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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-2025-3771?

system information reporter: upgrade to newer than 1.0.3. Exact commands for each OS are on this page.

Is CVE-2025-3771 being exploited?

CVE-2025-3771 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-2025-3771 affect?

CVE-2025-3771 affects system information reporter. Severity is high (CVSS 7.1). A path or symbolic link manipulation vulnerability in SIR 1.0.3 and prior versions allows an authenticated non-admin local user to overwrite system files with SIR backup files, which can potentially cause a system crash. This was achieved b

How urgent is CVE-2025-3771?

Priority 26/100. High severity

Related CVEs

CVE-2025-3773 MEDIUM 5.5 UPGRADE A sensitive information exposure vulnerability in System Information Reporter (SIR) 1.0.3 and prior allows an
CVE-2025-3722 MEDIUM 4.4 UPGRADE A path traversal vulnerability in System Information Reporter (SIR) 1.0.3 and prior allowed an authenticated

References

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