SUSE update for curl



Risk Low
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2023-38546
CVE-2023-46218
CWE-ID CWE-73
CWE-200
Exploitation vector Network
Public exploit N/A
Vulnerable software
SUSE Linux Enterprise Server for SAP Applications 15
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15 SP1 LTSS
Operating systems & Components / Operating system

SUSE Linux Enterprise Server 15
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
Operating systems & Components / Operating system

SUSE Linux Enterprise High Performance Computing 15
Operating systems & Components / Operating system

SUSE CaaS Platform
Operating systems & Components / Operating system

libcurl4-32bit
Operating systems & Components / Operating system package or component

libcurl4-32bit-debuginfo
Operating systems & Components / Operating system package or component

libcurl4-debuginfo
Operating systems & Components / Operating system package or component

curl-debugsource
Operating systems & Components / Operating system package or component

libcurl4
Operating systems & Components / Operating system package or component

curl-debuginfo
Operating systems & Components / Operating system package or component

curl
Operating systems & Components / Operating system package or component

libcurl-devel
Operating systems & Components / Operating system package or component

Vendor SUSE

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) External control of file name or path

EUVDB-ID: #VU81863

Risk: Low

CVSSv4.0: 0.1 [CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-38546

CWE-ID: CWE-73 - External Control of File Name or Path

Exploit availability: No

Description

The vulnerability allows an attacker to inject arbitrary cookies into request.

The vulnerability exists due to the way cookies are handled by libcurl. If a transfer has cookies enabled when the handle is duplicated, the cookie-enable state is also cloned - but without cloning the actual cookies. If the source handle did not read any cookies from a specific file on disk, the cloned version of the handle would instead store the file name as none (using the four ASCII letters, no quotes).

Subsequent use of the cloned handle that does not explicitly set a source to load cookies from would then inadvertently load cookies from a file named none - if such a file exists and is readable in the current directory of the program using libcurl.

Mitigation

Update the affected package curl to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP Applications 15: SP1

SUSE Linux Enterprise Server 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise Server 15: SP1

SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise High Performance Computing 15: SP1

SUSE CaaS Platform: 4.0

libcurl4-32bit: before 7.60.0-150000.56.1

libcurl4-32bit-debuginfo: before 7.60.0-150000.56.1

libcurl4-debuginfo: before 7.60.0-150000.56.1

curl-debugsource: before 7.60.0-150000.56.1

libcurl4: before 7.60.0-150000.56.1

curl-debuginfo: before 7.60.0-150000.56.1

curl: before 7.60.0-150000.56.1

libcurl-devel: before 7.60.0-150000.56.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20234650-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Information disclosure

EUVDB-ID: #VU83900

Risk: Low

CVSSv4.0: 1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-46218

CWE-ID: CWE-200 - Information exposure

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to an error in curl that allows a malicious HTTP server to set "super cookies" that are then passed back to more origins than what is otherwise allowed or possible. A remote attacker can force curl to send such cookie to different and unrelated sites and domains.

Mitigation

Update the affected package curl to the latest version.

Vulnerable software versions

SUSE Linux Enterprise Server for SAP Applications 15: SP1

SUSE Linux Enterprise Server 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise Server 15: SP1

SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS: 15-SP1

SUSE Linux Enterprise High Performance Computing 15: SP1

SUSE CaaS Platform: 4.0

libcurl4-32bit: before 7.60.0-150000.56.1

libcurl4-32bit-debuginfo: before 7.60.0-150000.56.1

libcurl4-debuginfo: before 7.60.0-150000.56.1

curl-debugsource: before 7.60.0-150000.56.1

libcurl4: before 7.60.0-150000.56.1

curl-debuginfo: before 7.60.0-150000.56.1

curl: before 7.60.0-150000.56.1

libcurl-devel: before 7.60.0-150000.56.1

CPE2.3 External links

https://www.suse.com/support/update/announcement/2023/suse-su-20234650-1/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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