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ubuntucveUbuntu.comUB:CVE-2022-27782
HistoryMay 11, 2022 - 12:00 a.m.

CVE-2022-27782

2022-05-1100:00:00
ubuntu.com
ubuntu.com
16

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

56.2%

libcurl would reuse a previously created connection even when a TLS or
SSHrelated option had been changed that should have prohibited
reuse.libcurl keeps previously used connections in a connection pool for
subsequenttransfers to reuse if one of them matches the setup. However,
several TLS andSSH settings were left out from the configuration match
checks, making themmatch too easily.

Notes

Author Note
alexmurray Affects curl versions 7.16.1 up to and including 7.83.0
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchcurl<ย 7.58.0-2ubuntu3.18UNKNOWN
ubuntu20.04noarchcurl<ย 7.68.0-1ubuntu2.11UNKNOWN
ubuntu21.10noarchcurl<ย 7.74.0-1.3ubuntu2.2UNKNOWN
ubuntu22.04noarchcurl<ย 7.81.0-1ubuntu1.2UNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

56.2%