SB2022042257 - Multiple vulnerabilities in Oracle Communications Cloud Native Core Policy
Published: April 22, 2022 Updated: December 17, 2024
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 32 secuirty vulnerabilities.
1) Improper input validation (CVE-ID: CVE-2021-3200)
The vulnerability allows a local non-authenticated attacker to perform service disruption.
The vulnerability exists due to improper input validation within the Signaling (libsolv) component in Oracle Communications Cloud Native Core Policy. A local non-authenticated attacker can exploit this vulnerability to perform service disruption.
2) Path traversal (CVE-ID: CVE-2021-29425)
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists due to input validation error within the FileNameUtils.normalize method when processing directory traversal sequences, such as "//../foo", or "\..foo". A remote attacker can send a specially crafted request and verify files availability in the parent folder.
3) Improper input validation (CVE-ID: CVE-2020-8554)
The vulnerability allows a remote authenticated user to read and manipulate data.
The vulnerability exists due to improper input validation within the UDR (Kubernetes API) component in Oracle Communications Cloud Native Core Unified Data Repository. A remote authenticated user can exploit this vulnerability to read and manipulate data.
4) Improper input validation (CVE-ID: CVE-2020-29582)
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
The vulnerability exists due to improper input validation within the Signaling (Calico) component in Oracle Communications Cloud Native Core Network Slice Selection Function. A remote non-authenticated attacker can exploit this vulnerability to gain access to sensitive information.
5) Improper input validation (CVE-ID: CVE-2021-28170)
The vulnerability allows a remote non-authenticated attacker to manipulate data.
The vulnerability exists due to improper input validation within the Policy (Jakarta) component in Oracle Communications Cloud Native Core Policy. A remote non-authenticated attacker can exploit this vulnerability to manipulate data.
6) Input validation error (CVE-ID: CVE-2021-28169)
The vulnerability allows a remote attacker to gain access to sensitive information..
The vulnerability exists due to a double decoding issue when parsing URI with certain characters. A remote attacker can send requests to the ConcatServlet and WelcomeFilter and view contents of protected resources within the WEB-INF directory.
Example:
/concat?/%2557EB-INF/web.xml
7) Integer overflow (CVE-ID: CVE-2020-14155)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow. A remote attacker can pass a large number after a (?C substring, trigger integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
8) Resource management error (CVE-ID: CVE-2021-22569)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper management of internal resources within the application. protobuf-java allowes the interleaving of
com.google.protobuf.UnknownFieldSet fields in such a way that would be
processed out of order. A small malicious payload can occupy the parser
for several minutes by creating large numbers of short-lived objects
that cause frequent, repeated pauses. A remote attacker can trick the victim into passing specially crafted data to the application and perform a denial of service attack.
9) Information disclosure (CVE-ID: CVE-2021-28168)
The vulnerability allows a local attacker to gain access to potentially sensitive information.
The vulnerability exists due to the use of the File.createTempFile which creates a file inside of the system temporary directory with the permissions: -rw-r--r--. A local attacker can gain unauthorized access to sensitive information on the system.
10) Insecure Temporary File (CVE-ID: CVE-2020-15250)
The vulnerability allows a local user to gain access to sensitive information.
The vulnerability exists due to the application is using the test rule TemporaryFolder that stores sensitive information in temporary files in the system temporary directory, accessible by other system users. A local user can read temporary files and obtain sensitive information, related to the application.
11) Integer overflow (CVE-ID: CVE-2020-13434)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to integer overflow within the sqlite3_str_vappendf() function in printf.c. A remote attacker can pass specially crafted data to the application, trigger integer overflow and crash the application.
12) Improper input validation (CVE-ID: CVE-2021-3572)
The vulnerability allows a remote authenticated user to manipulate data.
The vulnerability exists due to improper input validation within the Policy (python-pip) component in Oracle Communications Cloud Native Core Policy. A remote authenticated user can exploit this vulnerability to manipulate data.
13) NULL pointer dereference (CVE-ID: CVE-2020-16135)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error in tftpserver.c if ssh_buffer_new returns NULL. A remote attacker can perform a denial of service (DoS) attack.
14) Observable discrepancy (CVE-ID: CVE-2021-33880)
The vulnerability allows a remote attacker to gain access to sensitive information.
The vulnerability exists due to observable timing discrepancy on server when HTTP Basic authentication is enabled with basic_auth_protocol_factory(credentials=...). A remote attacker can guess passwords via timing attack.
15) Improper input validation (CVE-ID: CVE-2020-14340)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the UDR (XNIO) component in Oracle Communications Cloud Native Core Unified Data Repository. A remote non-authenticated attacker can exploit this vulnerability to perform a denial of service (DoS) attack.
16) Improper input validation (CVE-ID: CVE-2021-2471)
The vulnerability allows a remote privileged user to read data or crash the application.
The vulnerability exists due to improper input validation within the Connector/J component in MySQL Connectors. A remote privileged user can exploit this vulnerability to read data or crash the application.
17) Information Exposure Through Timing Discrepancy (CVE-ID: CVE-2021-38153)
The vulnerability allows a local user to escalate privileges on the system.
the vulnerability exists due to some components in Apache Kafka use "Arrays.equals" to validate a password or key, which is vulnerable to timing attacks. A local user can abuse the "Arrays.equals" to brute force access credentials and escalate privileges on the system.
18) Inconsistent interpretation of HTTP requests (CVE-ID: CVE-2021-21409)
The vulnerability allows a remote attacker to preform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests in io.netty:netty-codec-http2 in Netty, if the request only uses a single Http2HeaderFrame with the endStream set to to true. 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.
19) Improper input validation (CVE-ID: CVE-2021-39140)
The vulnerability allows a remote authenticated user to a crash the entire system.
The vulnerability exists due to improper input validation within the Policy (XStream) component in Oracle Communications Cloud Native Core Policy. A remote authenticated user can exploit this vulnerability to a crash the entire system.
20) Path traversal (CVE-ID: CVE-2019-3799)
The vulnerability allows a remote attacker to perform directory traversal attacks.
The vulnerability exists because the spring-cloud-config-server module of the affected software allows applications to serve static resources from a file system. A remote attacker can send a specially crafted HTTP request and read, overwrite or delete arbitrary files on the system.
21) Inconsistent interpretation of HTTP requests (CVE-ID: CVE-2021-43797)
The vulnerability allows a remote attacker to preform HTTP request smuggling attacks.
The vulnerability exists due to improper validation of HTTP requests when processing control chars present at the beginning / end of the header name. 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.
22) Code Injection (CVE-ID: CVE-2021-44832)
The vulnerability allows a remote user to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation. A remote user with permission to modify the logging configuration file can construct a malicious configuration using a JDBC Appender with a data source referencing a JNDI URI which can execute remote code.
23) Security restrictions bypass (CVE-ID: CVE-2022-23181)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a time of check, time of use flaw when configured to persist sessions using the FileStore. A local user can perform certain actions which lead to security restrictions bypass and privilege escalation (code execution with Tomcat process privileges).
24) Buffer overflow (CVE-ID: CVE-2020-29363)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a unspecified boundary error, related to processing of RPC requests. A remote attacker can perform a denial of service (DoS) attack.
25) Expired pointer dereference (CVE-ID: CVE-2020-8231)
The vulnerability allows an attacker to gain access to sensitive information.
The vulnerability exists due to expired pointer dereference error for CURLOPT_CONNECT_ONLY connections that may lead to information disclosure. If the application is using the CURLOPT_CONNECT_ONLY option to check if the website is accessible, an attacker might abuse this feature and force the application to re-use expired connection and send data intended to another connection to attacker controlled server.
26) Input validation error (CVE-ID: CVE-2021-3807)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of user-supplied input when matching crafted invalid ANSI escape codes in ansi-regex. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.
27) Uncontrolled Recursion (CVE-ID: CVE-2020-28196)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to uncontrolled recursion in MIT Kerberos 5 (aka krb5) implementation when processing ASN.1-encoded Kerberos messages in lib/krb5/asn.1/asn1_encode.c. A remote attacker can pass specially crafted data to the application that uses Kerberos and perform a denial of service (DoS) attack.
28) Improper Check for Dropped Privileges (CVE-ID: CVE-2019-18276)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists in "disable_priv_mode()" function in shell.c due to the affected software attempts to drop privileges but does not check or incorrectly checks to see if the drop succeeded. A local user with command execution in the shell can use "enable -f" for runtime loading of a new builtin, which can be a shared object that calls setuid() and therefore regains privileges.
29) Integer overflow (CVE-ID: CVE-2021-3520)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to integer overflow in the fast LZ compression algorithm library. A remote attacker can pass specially crafted archive, trick the victim into opening it, trigger integer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
30) Improper input validation (CVE-ID: CVE-2021-35574)
The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the Outside In Filters component in Oracle Outside In Technology. A remote non-authenticated attacker can exploit this vulnerability to perform a denial of service (DoS) attack.
31) Code Injection (CVE-ID: CVE-2022-22965)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation. A remote attacker can send a specially crafted HTTP request to the affected application and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Note, the vulnerability is being actively exploited in the wild.
This vulnerability was dubbed "Spring4Shell".
32) Deserialization of Untrusted Data (CVE-ID: CVE-2021-42392)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to insecure input validation when processing serialized data within the org.h2.util.JdbcUtils.getConnection method. A remote attacker can pass a JNDI driver name and a URL leading to a LDAP or RMI servers and execute arbitrary code on the system.
Remediation
Install update from vendor's website.