Ubuntu update for puma



Published: 2024-03-07
Risk Medium
Patch available YES
Number of vulnerabilities 6
CVE-ID CVE-2020-11076
CVE-2020-11077
CVE-2022-23634
CVE-2022-24790
CVE-2023-40175
CVE-2024-21647
CWE-ID CWE-444
CWE-200
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Public exploit code for vulnerability #2 is available.
Vulnerable software
Subscribe 		Ubuntu
Operating systems & Components / Operating system

puma (Ubuntu package)
Operating systems & Components / Operating system package or component

Vendor Canonical Ltd.

Security Bulletin

This security bulletin contains information about 6 vulnerabilities.

1) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU28303

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-11076

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attack.

The vulnerability exists due to improper input validation in the Transfer-Encoding Header. A remote attacker can send a specially crafted HTTP request and perform HTTP request smuggling attack.

Mitigation

Update the affected package puma to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

puma (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6682-1


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. However, proof of concept for this vulnerability is available.

2) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU28304

Risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-11077

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attack.

The vulnerability exists due to improper input validation. A remote attacker can send a specially crafted HTTP request and perform HTTP request smuggling attack.

Mitigation

Update the affected package puma to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

puma (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6682-1


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. However, proof of concept for this vulnerability is available.

3) Information disclosure

EUVDB-ID: #VU63635

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-23634

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 puma may not always call close on the response body. A remote attacker can gain unauthorized access to sensitive information.

Mitigation

Update the affected package puma to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

puma (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6682-1


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.

4) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU61798

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-24790

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to preform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

Mitigation

Update the affected package puma to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

puma (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6682-1


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.

5) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU82971

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-40175

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests when parsing chunked transfer encoding bodies and zero-length Content-Length headers. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

Mitigation

Update the affected package puma to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

puma (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6682-1


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.

6) Inconsistent interpretation of HTTP requests

EUVDB-ID: #VU85835

Risk: Medium

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2024-21647

CWE-ID: CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform HTTP request smuggling attacks.

The vulnerability exists due to improper validation of HTTP requests when parsing chunked transfer encoding bodies. A remote attacker can send a specially crafted HTTP request to the server and smuggle arbitrary HTTP headers.

Successful exploitation of vulnerability may allow an attacker to poison HTTP cache and perform phishing attacks.

Mitigation

Update the affected package puma to the latest version.

Vulnerable software versions

Ubuntu: 20.04 - 22.04

puma (Ubuntu package): before Ubuntu Pro

External links

http://ubuntu.com/security/notices/USN-6682-1


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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