CVE-2004-0126 — The jail_attach system call in FreeBSD 5.1 and 5.2 changes the directory of a calling process even if the process doesn't have permission to change directory, which allows local users to gain read/write privileges to files and directories within another jail

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MEDIUM

The jail_attach system call in FreeBSD 5.1 and 5.2 changes the directory of a calling process even if the process doesn't have permission to change directory, which allows local users to gain read/write privileges to files and directories within another jail

Published Sep 1, 2004

4.6

MEDIUM

CVSS 2.0

EPSS 0.33%

Description

The jail_attach system call in FreeBSD 5.1 and 5.2 changes the directory of a calling process even if the process doesn't have permission to change directory, which allows local users to gain read/write privileges to files and directories within another jail.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.33% 0.00331

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00331

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (9 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.33% (0.00331)	23.92th	v5 (v2026.06.15)
Jun 15, 2026	0.33% (0.00331)	24.68th	v5 (v2026.06.15)
Mar 17, 2025	0.07% (0.00068)	18.24th	v4 (v2025.03.14)
Dec 12, 2024	0.04% (0.00042)	5.07th	v3 (v2023.03.01)
Mar 7, 2023	0.04% (0.00042)	5.63th	v3 (v2023.03.01)
Mar 6, 2023	0.95% (0.00950)	32.28th	v2 (v2022.01.01)
Sep 10, 2022	0.95% (0.00950)	30.63th	v2 (v2022.01.01)
Apr 1, 2022	0.95% (0.00950)	28.61th	v2 (v2022.01.01)
Feb 4, 2022	0.95% (0.00950)	13.46th	v2 (v2022.01.01)

Weaknesses (0)

No CWE recorded.

References (4)

ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:03.jail.asc
vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory
http://www.osvdb.org/4101
vdb-entryx_refsource_OSVDB
http://www.securityfocus.com/bid/9762
vdb-entryx_refsource_BIDPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/15344
vdb-entryx_refsource_XF

Link	Providers	Tags
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-04:03.jail.asc		vendor-advisoryx_refsource_FREEBSDPatchVendor Advisory
http://www.osvdb.org/4101		vdb-entryx_refsource_OSVDB
http://www.securityfocus.com/bid/9762		vdb-entryx_refsource_BIDPatchVendor Advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/15344		vdb-entryx_refsource_XF

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Sep 1, 2004

Updated Aug 8, 2024

Reserved Feb 3, 2004

Link CVE-2004-0126

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 16, 2026

Link CVE-2004-0126

Red Hat

Severity n/a

Public date n/a

Links CVE-2004-0126