CVE detail
CVE-2010-2023 — CVE-2010-2023
Published 2010-06-07 · Modified 2026-06-16 · Vendor exim · Product exim · Source nvd
UNKNOWN
severity
CVSS-derived band
0.0028
EPSS probability
exploitation probability, 30d
20.0%
EPSS percentile
percentile vs all CVEs
NOT LISTED
CISA KEV
known exploited catalog
Description
transports/appendfile.c in Exim before 4.72, when a world-writable sticky-bit mail directory is used, does not verify the st_nlink field of mailbox files, which allows local users to cause a denial of service or possibly gain privileges by creating a hard link to another user's file.
Remediation
No vendor-published fix data in our corpus for this CVE. Check the references below or the vendor's PSIRT / security advisories page.
References