5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
7.2 High
AI Score
Confidence
High
2.6 Low
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:H/Au:N/C:N/I:P/A:N
0.001 Low
EPSS
Percentile
43.1%
Low
Canonical Ubuntu
Hiroki Kurosawa discovered that curl incorrectly handled validating certain certificate wildcards. A remote attacker could possibly use this issue to spoof certain website certificates using IDN hosts. (CVE-2023-28321) Hiroki Kurosawa discovered that curl incorrectly handled callbacks when certain options are set by applications. This could cause applications using curl to misbehave, resulting in information disclosure, or a denial of service. (CVE-2023-28322) It was discovered that curl incorrectly handled saving cookies to files. A local attacker could possibly use this issue to create or overwrite files. This issue only affected Ubuntu 22.10, and Ubuntu 23.04. (CVE-2023-32001) Update Instructions: Run sudo pro fix USN-6237-1
to fix the vulnerability. The problem can be corrected by updating your system to the following package versions: libcurl4-gnutls-dev – 7.68.0-1ubuntu2.19 libcurl4-openssl-dev – 7.68.0-1ubuntu2.19 libcurl3-gnutls – 7.68.0-1ubuntu2.19 libcurl4-doc – 7.68.0-1ubuntu2.19 libcurl3-nss – 7.68.0-1ubuntu2.19 libcurl4-nss-dev – 7.68.0-1ubuntu2.19 libcurl4 – 7.68.0-1ubuntu2.19 curl – 7.68.0-1ubuntu2.19 No subscription required
CVEs contained in this USN include: CVE-2023-28321, CVE-2023-28322.
Severity is low unless otherwise noted.
Users of affected products are strongly encouraged to follow the mitigations below.
The Cloud Foundry project recommends upgrading the following releases:
2024-03-18: Initial vulnerability report published.
CPE | Name | Operator | Version |
---|---|---|---|
cflinuxfs4 | lt | 1.23.0 | |
jammy stemcells | lt | 1.179 | |
cf deployment | lt | 1.179 |
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
7.2 High
AI Score
Confidence
High
2.6 Low
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:H/Au:N/C:N/I:P/A:N
0.001 Low
EPSS
Percentile
43.1%