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githubGitHub Advisory DatabaseGHSA-53WM-97P6-582F
HistoryMay 13, 2022 - 1:07 a.m.

instack-undercloud vulnerable to symlink attack on tmp files

2022-05-1301:07:33
CWE-59
CWE-377
GitHub Advisory Database
github.com
5

3.3 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

A flaw was found in instack-undercloud 7.2.0 as packaged in Red Hat OpenStack Platform Pike, 6.1.0 as packaged in Red Hat OpenStack Platform Oacta, 5.3.0 as packaged in Red Hat OpenStack Newton, where pre-install and security policy scripts used insecure temporary files. A local user could exploit this flaw to conduct a symbolic-link attack, allowing them to overwrite the contents of arbitrary files.

Affected configurations

Vulners
Node
instackundercloudRange≤7.2.0
CPENameOperatorVersion
instack-undercloudle7.2.0

Related

redhat 5
cvelist 1
nvd 1
cve 1
redhatcve 1
veracode 2
osv 2
nessus 1
prion 1
redhat
redhat
(RHSA-2017:2687) Moderate: instack-undercloud security update
2017-09-12 16:18:17
(RHSA-2017:2649) Moderate: instack-undercloud security, bug fix, and enhancement update
2017-09-06 16:37:27
(RHSA-2017:2693) Moderate: instack-undercloud security update
2017-09-12 16:45:06
cvelist
cvelist
CVE-2017-7549
2017-09-21 20:00:00
nvd
nvd
CVE-2017-7549
2017-09-21 21:29:00
cve
cve
CVE-2017-7549
2017-09-21 21:29:00
redhatcve
redhatcve
CVE-2017-7549
2019-10-05 14:05:43
veracode
veracode
Symbolic Link Attack
2019-01-15 09:19:18
Symbolic Link Attack
2017-09-07 02:45:58
osv
osv
instack-undercloud vulnerable to symlink attack on tmp files
2022-05-13 01:07:33
CVE-2017-7549
2017-09-21 21:29:00
nessus
nessus
RHEL 7 : instack-undercloud (RHSA-2017:2649)
2024-04-24 00:00:00
prion
prion
Design/Logic Flaw
2017-09-21 21:29:00

3.3 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

6.4 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

6.2 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON
Related for GHSA-53WM-97P6-582F
redhat5cvelist1nvd1cve1redhatcve1veracode2osv2nessus1prion1