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CVE-2007-5191

21
FAUCET Score

CVE-2007-5191 describes a privilege escalation vulnerability affecting util-linux, loop-aes-utils, and various Linux distributions, where incorrect ordering and lack of return value checks in setuid/setgid calls within mount and umount utilities could allow attackers to gain privileges through helper programs like mount.nfs. With a CVSS score of 7.2, it represents a high-severity local attack requiring low complexity, potentially leading to full compromise of confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.13.1.1CPE matchmatch criteria
cpe:2.3:a:kernel:util-linux:*:*:*:*:*:*:*:*
Range not provided by sourceCPE matchmatch criteria
cpe:2.3:a:loop-aes-utils_project:loop-aes-utils:-:*:*:*:*:*:*:*
7CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:7:*:*:*:*:*:*:*
6.06CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:6.06:*:*:*:*:*:*:*
6.10CPE matchmatch criteria
cpe:2.3:o:canonical:ubuntu_linux:6.10:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.2HIGH

AV:L/AC:L/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Exploitability Score
3.9
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
0.44%
Probability of exploitation in next 30 days
EPSS Percentile
35.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0044 is in the 53rd percentile among its peer group of 3,235 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.5 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 3Fixed in: util-linux-0:2.11y-31.24
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 4Fixed in: util-linux-0:2.12a-17.el4_6.1
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 5Fixed in: util-linux-0:2.13-0.45.el5_1.1
View patch

Vendor Advisories (1)

redhatCVE-2007-5191Moderate

util-linux (u)mount doesn't drop privileges properly when calling helpers

Sep 20, 2007

References

bugs.gentoo.org / show_bug.cgi
Issue TrackingThird Party Advisory
frontal2.mandriva.com / en/security/advisories
Third Party Advisory
git.kernel.org
lists.opensuse.org / opensuse-security-announce/2007-10/msg00008.html
Mailing ListThird Party Advisory
lists.vmware.com / pipermail/security-announce/2008/000002.html
Third Party Advisory
bugzilla.redhat.com / show_bug.cgi
Issue TrackingThird Party Advisory
secunia.com / advisories/27104
Third Party Advisory
secunia.com / advisories/27122
Third Party Advisory
secunia.com / advisories/27145
Third Party Advisory
secunia.com / advisories/27188
Third Party Advisory
secunia.com / advisories/27283
Third Party Advisory
secunia.com / advisories/27354
Third Party Advisory
secunia.com / advisories/27399
Third Party Advisory
secunia.com / advisories/27687
Third Party Advisory
secunia.com / advisories/28348
Third Party Advisory
secunia.com / advisories/28349
Third Party Advisory
secunia.com / advisories/28368
Third Party Advisory
secunia.com / advisories/28469
Third Party Advisory
security.gentoo.org / glsa/glsa-200710-18.xml
Third Party Advisory
issues.rpath.com / browse/RPL-1757
Broken Link
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10101
Third Party Advisory
support.avaya.com / elmodocs2/security/ASA-2008-023.htm
Third Party Advisory
redhat.com / archives/fedora-package-announce/2007-October/msg00144.html
Third Party Advisory
debian.org / security/2008/dsa-1449
Third Party Advisory
debian.org / security/2008/dsa-1450
Third Party Advisory
redhat.com / support/errata/RHSA-2007-0969.html
Third Party Advisory
securityfocus.com / archive/1/485936/100/0/threaded
Third Party AdvisoryVDB Entry
securityfocus.com / archive/1/486859/100/0/threaded
Third Party AdvisoryVDB Entry
securityfocus.com / bid/25973
Third Party AdvisoryVDB Entry
securitytracker.com / id
Third Party AdvisoryVDB Entry
ubuntu.com / usn/usn-533-1
Third Party Advisory
vmware.com / security/advisories/VMSA-2008-0001.html
Third Party Advisory
vupen.com / english/advisories/2007/3417
Third Party Advisory
vupen.com / english/advisories/2008/0064
Third Party Advisory