CVE-2025-5129: A vulnerability has been found in Sangfor 零信任访问控制系统 aTrust 2.3.10.60 and classified as critical

Routine

HIGH 7.0DOWNGRADE

CVE-2025-5129 is a high-severity flaw (CVSS 7.0) affecting atrust. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability has been found in Sangfor 零信任访问控制系统 aTrust 2.3.10.60 and classified as critical. Affected by this vulnerability is an unknown functionality in the library MSASN1.dll. The manipulation leads to uncontrolled search path. Local access is required to approach this attack. The complexity of an attack is rather high. The exploitation appears to be difficult. The exploit has been disclosed to the public and may be used. The vendor was co

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.0 (High)
Attack vector	Local
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 73%)
CISA exploited list	No
Weakness	CWE-426, CWE-427
Published	2025-05-24
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: sangfor

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

Am I affected?

Timeline

2025-05-24 17:15 UTCPublished CVE record published
2026-06-17 09:47 UTCUpdated Record last modified

sangfor atrust DOWNGRADE

Affected: 2.3.10.60

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.3.10.60

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.3.10.60 (Debian / Ubuntu)

apt-cache madison atrust sudo apt install atrust=<VERSION_BEFORE_2.3.10.60> sudo apt-mark hold atrust

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

dnf --showduplicates list atrust sudo dnf downgrade atrust-<VERSION_BEFORE_2.3.10.60> sudo dnf versionlock add atrust

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-2025-5129?

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

Is CVE-2025-5129 being exploited?

CVE-2025-5129 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-2025-5129 affect?

CVE-2025-5129 affects atrust. Severity is high (CVSS 7.0). A vulnerability has been found in Sangfor 零信任访问控制系统 aTrust 2.3.10.60 and classified as critical. Affected by this vulnerability is an unknown functionality in the library MSASN1.dll. The manipulation leads to uncontrolled search path. Local

How urgent is CVE-2025-5129?

Priority 36/100. High severity; Public exploit reference

References

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