SB2023091921 - Ubuntu update for nodejs
Published: September 19, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 6 secuirty vulnerabilities.
1) Reachable assertion (CVE-ID: CVE-2019-15604)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of X509 certificates in X509V3_EXT_print(). A remote attacker can supply a specially crafted client certificate to the application and perform a denial of service attack.
2) HTTP request smuggling (CVE-ID: CVE-2019-15605)
The vulnerability allows a remote attacker to perform HTTP request smuggling attack.
The vulnerability exists due to insufficient validation of Transfer-Encoding header. A remote attacker can send a specially crafted HTTP request to the application and perform a request smuggling attack.
3) Input validation error (CVE-ID: CVE-2019-15606)
The vulnerability allows a remote attacker to manipulate HTTP headers.
The vulnerability exists due to insufficient validation of a trailing white-space character in the request headers. A remote attacker can send a specially crafted HTTP request to the application and bypass certain security restrictions.
4) Buffer overflow (CVE-ID: CVE-2020-8174)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error within napi_get_value_string_latin1(), napi_get_value_string_utf8(), or napi_get_value_string_utf16() functions. A remote attacker can create a specially crafted data to the application, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
5) Use-after-free (CVE-ID: CVE-2020-8265)
The vulnerability allows a remote attacker to perform a DoS attack..
The vulnerability exists due to a use-after-free error in TLSWrap within the TLS implementation. A remote attacker can send specially crafted data to the service and perform a denial of service (DoS) attack.
6) HTTP request smuggling (CVE-ID: CVE-2020-8287)
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.
Remediation
Install update from vendor's website.