Risk | Medium |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2023-46589 |
CWE-ID | CWE-444 |
Exploitation vector | Network |
Public exploit | N/A |
Vulnerable software |
Ubuntu Operating systems & Components / Operating system libtomcat8-embed-java (Ubuntu package) Operating systems & Components / Operating system package or component libtomcat9-embed-java (Ubuntu package) Operating systems & Components / Operating system package or component libtomcat9-java (Ubuntu package) Operating systems & Components / Operating system package or component libtomcat8-java (Ubuntu package) Operating systems & Components / Operating system package or component |
Vendor | Canonical Ltd. |
Security Bulletin
This security bulletin contains one medium risk vulnerability.
EUVDB-ID: #VU83533
Risk: Medium
CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2023-46589
CWE-ID:
CWE-444 - Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling')
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests when parsing malformed trailer 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.
MitigationUpdate the affected package tomcat8 to the latest version.
Vulnerable software versionsUbuntu: 18.04 - 24.04
libtomcat8-embed-java (Ubuntu package): before Ubuntu Pro
libtomcat9-embed-java (Ubuntu package): before Ubuntu Pro
libtomcat9-java (Ubuntu package): before Ubuntu Pro
libtomcat8-java (Ubuntu package): before Ubuntu Pro
CPE2.3https://ubuntu.com/security/notices/USN-7032-1
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.