SARA / Free Tools / CVE / CVE-2023-6660

CVE-2023-6660 — When a program running on an affected system appends data to a file via an NFS c

When a program running on an affected system appends data to a file via an NFS client mount, the bug can cause the NFS client to fail to copy in the data to be written but proceed as though the copy operation had succeeded. This means that the data to be written is instead replac

CVSS
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EPSS
0.30% (top 46.80%)
CWE
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Published
2023-12-13T08:23:40.149Z
Last modified
2025-02-13T17:26:28.560Z
CVSS vector
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01What is this vulnerability?

When a program running on an affected system appends data to a file via an NFS client mount, the bug can cause the NFS client to fail to copy in the data to be written but proceed as though the copy operation had succeeded. This means that the data to be written is instead replaced with whatever data had been in the packet buffer previously. Thus, an unprivileged user with access to an affected…

02Affected products

VendorProductVersions
FreeBSDFreeBSD14.0-RELEASE, 13.2-RELEASE

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

09References

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