High severity · published Mar 25, 2024
CVE-2021-33632
TOCTOU Race Condition problem in iSulad
7.0
CVSS
0.1%
EPSS
No
On KEV
Description
Time-of-check Time-of-use (TOCTOU) Race Condition vulnerability in openEuler iSulad on Linux allows Leveraging Time-of-Check and Time-of-Use (TOCTOU) Race Conditions. This vulnerability is associated with program files https://gitee.Com/openeuler/iSulad/blob/master/src/cmd/isulad/main.C.
This issue affects iSulad: 2.0.18-13, from 2.1.4-1 through 2.1.4-2.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 4% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IS
iSulad · openEuler
2.0.18-13; 2.1.4-1 through 2.1.4-2 · source: vendor
IS
Isula · Openeuler
2.0.18-13; 2.1.4-1 through 2.1.4-2 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-33632
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-33632
gitee.com
https://gitee.com/src-openeuler/iSulad/pulls/639
gitee.com
https://gitee.com/src-openeuler/iSulad/pulls/640
gitee.com
https://gitee.com/src-openeuler/iSulad/pulls/645
www.openeuler.org
https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1287
www.openeuler.org
https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1289
www.openeuler.org
https://www.openeuler.org/zh/security/security-bulletins/detail/?id=openEuler-SA-2024-1290
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