// For flags

CVE-2022-22576

curl: OAUTH2 bearer bypass in connection re-use

Severity Score

8.1
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

An improper authentication vulnerability exists in curl 7.33.0 to and including 7.82.0 which might allow reuse OAUTH2-authenticated connections without properly making sure that the connection was authenticated with the same credentials as set for this transfer. This affects SASL-enabled protocols: SMPTP(S), IMAP(S), POP3(S) and LDAP(S) (openldap only).

Se presenta una vulnerabilidad de autenticación inapropiada en curl versiones 7.33.0 hasta 7.82.0 incluyéndola, que podría permitir reúso de conexiones autenticadas por OAUTH2 sin asegurarse apropiadamente de que la conexión fue autenticada con las mismas credenciales establecidas para esta transferencia. Esto afecta a los protocolos con SASL: SMPTP(S), IMAP(S), POP3(S) y LDAP(S) (sólo openldap)

A vulnerability was found in curl. This security flaw allows reusing OAUTH2-authenticated connections without properly ensuring that the connection was authenticated with the same credentials set for this transfer. This issue leads to an authentication bypass, either by mistake or by a malicious actor.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Authentication
Single
Confidentiality
Partial
Integrity
Partial
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2022-01-04 CVE Reserved
  • 2022-04-29 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • 2024-08-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-287: Improper Authentication
  • CWE-295: Improper Certificate Validation
  • CWE-306: Missing Authentication for Critical Function
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Netapp
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Bootstrap Os
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--
Affected
in Netapp
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Hci Compute Node
Search vendor "Netapp" for product "Hci Compute Node"
--
Safe
Netapp
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H300s Firmware
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--
Affected
in Netapp
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H300s
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--
Safe
Netapp
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H500s Firmware
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--
Affected
in Netapp
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H500s
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--
Safe
Netapp
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H700s Firmware
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--
Affected
in Netapp
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H700s
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--
Safe
Netapp
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H410s Firmware
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--
Affected
in Netapp
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H410s
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--
Safe
Haxx
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Curl
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>= 7.33.0 < 7.83.0
Search vendor "Haxx" for product "Curl" and version " >= 7.33.0 < 7.83.0"
-
Affected
Debian
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Debian Linux
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10.0
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-
Affected
Debian
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Debian Linux
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11.0
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-
Affected
Netapp
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Clustered Data Ontap
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--
Affected
Netapp
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Solidfire \& Hci Management Node
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--
Affected
Netapp
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Solidfire \& Hci Storage Node
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--
Affected
Brocade
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Fabric Operating System
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--
Affected
Splunk
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Universal Forwarder
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>= 8.2.0 < 8.2.12
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-
Affected
Splunk
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Universal Forwarder
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>= 9.0.0 < 9.0.6
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-
Affected
Splunk
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Universal Forwarder
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9.1.0
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-
Affected