Out-of-bounds Read in Freebsd

CVE-2017-15037

In FreeBSD through 11.1, the smb_strdupin function in sys/netsmb/smb_subr.c has a race condition with a resultant out-of-bounds read, because it can cause t2p->t_name strings to lack a final '\0' character.

Vulnerability class: Buffer Overflow

EPSS: 0.011 (63.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)
  • cve@mitre.org (x_refsource_CONFIRM, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2017-15037?
CVE-2017-15037 is a high-severity vulnerability in Freebsd, classified under Out-of-bounds Read. CVSS score: 8.1/10. Published 2017-10-05.
How severe is CVE-2017-15037?
High severity. CVSS v3 base score is 8.1 out of 10.