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Fencer Vulns
medium 6.8

CVE-2007-0452 json

smbd in Samba 3.0.6 through 3.0.23d allows remote authenticated users to cause a denial of service (memory and CPU exhaustion) by renaming…

published 2007-02-06 19 y ago modified 2026-06-16 4 mo ago also EUVD-2007-0451

cvss
6.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
4.9%
EPSS 4.9% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

smbd in Samba 3.0.6 through 3.0.23d allows remote authenticated users to cause a denial of service (memory and CPU exhaustion) by renaming a file in a way that prevents a request from being removed from the deferred open queue, which triggers an infinite loop.

Patch / fix

  • samba Debian 14, Debian 13, Debian 12 3.0.23d-5

debian advisories DEBIAN-CVE-2007-0452

  • samba RHEL 5 3.0.23c-2.el5.2
  • samba-swat RHEL 5 3.0.23c-2.el5.2
  • samba-client RHEL 5 3.0.23c-2.el5.2
  • samba-common RHEL 5 3.0.23c-2.el5.2
  • samba RHEL 3 3.0.9-1.3E.12
  • samba RHEL 4 3.0.10-1.4E.11
  • samba-swat RHEL 3 3.0.9-1.3E.12
  • samba-swat RHEL 4 3.0.10-1.4E.11

red hat advisories RHSA-2007:0061RHSA-2007:0060

  • cifs-utils openSUSE Tumbleweed 6.13-1.3
  • samba openSUSE Tumbleweed 4.14.6+git.182.2205d5224e3-1.1

opensuse advisories openSUSE-SU-2024:10683-1openSUSE-SU-2024:11365-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2007-0452 updated

security flaw

  • Red Hat Desktop version 3 samba 3.0.9-1.3E.12, samba-swat 3.0.9-1.3E.12, samba-client 3.0.9-1.3E.12, samba-common 3.0.9-1.3E.12
    fixed: vendor fix RHSA-2007:0060
  • Red Hat Enterprise Linux (v. 5 server) samba 3.0.23c-2.el5.2, samba-swat 3.0.23c-2.el5.2, samba-client 3.0.23c-2.el5.2, samba-common 3.0.23c-2.el5.2
    fixed: vendor fix RHSA-2007:0061
  • Red Hat Enterprise Linux AS version 3 samba 3.0.9-1.3E.12, samba-swat 3.0.9-1.3E.12, samba-client 3.0.9-1.3E.12, samba-common 3.0.9-1.3E.12 Red Hat Enterprise Linux AS version 4 samba 3.0.10-1.4E.11, samba-swat 3.0.10-1.4E.11, samba-client 3.0.10-1.4E.11, samba-common 3.0.10-1.4E.11
    fixed: vendor fix RHSA-2007:0060
  • Red Hat Enterprise Linux Desktop (v. 5 client) samba 3.0.23c-2.el5.2, samba-swat 3.0.23c-2.el5.2, samba-client 3.0.23c-2.el5.2, samba-common 3.0.23c-2.el5.2
    fixed: vendor fix RHSA-2007:0061
  • Red Hat Enterprise Linux Desktop version 4 samba 3.0.10-1.4E.11, samba-swat 3.0.10-1.4E.11, samba-client 3.0.10-1.4E.11, samba-common 3.0.10-1.4E.11 Red Hat Enterprise Linux ES version 3 samba 3.0.9-1.3E.12, samba-swat 3.0.9-1.3E.12, samba-client 3.0.9-1.3E.12, samba-common 3.0.9-1.3E.12 Red Hat Enterprise Linux ES version 4 samba 3.0.10-1.4E.11, samba-swat 3.0.10-1.4E.11, samba-client 3.0.10-1.4E.11, samba-common 3.0.10-1.4E.11 Red Hat Enterprise Linux WS version 3 samba 3.0.9-1.3E.12, samba-swat 3.0.9-1.3E.12, samba-client 3.0.9-1.3E.12, samba-common 3.0.9-1.3E.12 Red Hat Enterprise Linux WS version 4 samba 3.0.10-1.4E.11, samba-swat 3.0.10-1.4E.11, samba-client 3.0.10-1.4E.11, samba-common 3.0.10-1.4E.11
    fixed: vendor fix RHSA-2007:0060

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

4.86% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 6.8 AV:N/AC:L/Au:S/C:N/I:N/A:C

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.