CVE-2021-33194

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-33194
golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References
Link Resource
https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 Patch Third Party Advisory
https://groups.google.com/g/golang-announce/c/wPunbCPkWUg Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
History

07 Nov 2023, 03:35

Type Values Removed Values Added
References
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/', 'name': 'FEDORA-2022-17d004ed71', 'tags': ['Mailing List', 'Third Party Advisory'], 'refsource': 'FEDORA'}
  • () https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ -

03 Jun 2022, 19:29

Type Values Removed Values Added
First Time Fedoraproject
Fedoraproject fedora
CPE cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:*
References (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ - (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ - Mailing List, Third Party Advisory
References (MISC) https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 - (MISC) https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 - Patch, Third Party Advisory

26 Mar 2022, 19:15

Type Values Removed Values Added
References
  • (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4CHKSFMHZVOBCZSSVRE3UEYNKARTBMTM/ -

11 Jun 2021, 14:15

Type Values Removed Values Added
References
  • (MISC) https://github.com/golang/net/commit/37e1c6afe02340126705deced573a85ab75209d7 -
Summary Go through 1.15.12 and 1.16.x through 1.16.4 has a golang.org/x/net/html infinite loop via crafted ParseFragment input. golang.org/x/net before v0.0.0-20210520170846-37e1c6afe023 allows attackers to cause a denial of service (infinite loop) via crafted ParseFragment input.

07 Jun 2021, 23:35

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 5.0
v3 : 7.5
CPE cpe:2.3:a:golang:go:*:*:*:*:*:*:*:*
CWE CWE-835
References (CONFIRM) https://groups.google.com/g/golang-announce/c/wPunbCPkWUg - (CONFIRM) https://groups.google.com/g/golang-announce/c/wPunbCPkWUg - Third Party Advisory

26 May 2021, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-05-26 15:15

Updated : 2023-12-10 13:55

NVD link : CVE-2021-33194

Mitre link : CVE-2021-33194

CVE.ORG link : CVE-2021-33194

JSON object : View

Products Affected

golang

  • go

fedoraproject

  • fedora
CWE
CWE-835

Loop with Unreachable Exit Condition ('Infinite Loop')