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Redhat.comRH:CVE-2021-23772

HistoryDec 29, 2021 - 2:01 p.m.

CVE-2021-23772

2021-12-2914:01:03

redhat.com

access.redhat.com

iris web framework

file upload

flaw

arbitrary locations

security issue

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

71.4%

JSON

A flaw was found in the Iris Web Framework, where the UploadFormFiles method unsafely handles file names during upload. This flaw allows an attacker to write in arbitrary locations outside the designated target folder.

References

bugzilla.redhat.com/show_bug.cgi?id=2036051

nvd.nist.gov/vuln/detail/CVE-2021-23772

security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMKATARASIRIS-2325169

security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMKATARASIRISV12-2325170

www.cve.org/CVERecord?id=CVE-2021-23772

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

0.003

Percentile

71.4%

JSON

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