Multiple vulnerabilities in Oracle Communications Cloud Native Core Policy
| Risk | Critical |
| Patch available | YES |
| Number of vulnerabilities | 4 |
| CVE-ID | CVE-2021-34141 CVE-2021-3572 CVE-2022-25636 CVE-2022-22963 |
| CWE-ID | CWE-697 CWE-20 CWE-122 CWE-94 |
| Exploitation vector | Network |
| Public exploit |
Public exploit code for vulnerability #3 is available. Vulnerability #4 is being exploited in the wild. |
| Vulnerable software Subscribe |
Oracle Communications Cloud Native Core Policy Server applications / DLP, anti-spam, sniffers |
| Vendor | Oracle |
Security Bulletin
This security bulletin contains information about 4 vulnerabilities.
1) Incorrect Comparison
EUVDB-ID: #VU61602
Risk: Low
CVSSv3.1: 3.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-34141
CWE-ID:
CWE-697 - Incorrect Comparison
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to incomplete string comparison in the numpy.core component in NumPy. A remote attacker can pass specific string objects to the library and perform a denial of service (DoS) attack.
Install update from vendor's website.
Vulnerable software versionsOracle Communications Cloud Native Core Policy: 22.1.3
External linkshttp://www.oracle.com/security-alerts/cpujul2022.html?936689
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.
2) Improper input validation
EUVDB-ID: #VU62512
Risk: Medium
CVSSv3.1: 5 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3572
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe 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.
MitigationInstall update from vendor's website.
Vulnerable software versionsOracle Communications Cloud Native Core Policy: 22.1.3
External linkshttp://www.oracle.com/security-alerts/cpujul2022.html?936689
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.
3) Heap-based buffer overflow
EUVDB-ID: #VU61271
Risk: Low
CVSSv3.1: 7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]
CVE-ID: CVE-2022-25636
CWE-ID:
CWE-122 - Heap-based Buffer Overflow
Exploit availability: Yes
DescriptionThe vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a boundary error in net/netfilter/nf_dup_netdev.c in the Linux kernel, related to nf_tables_offload. A local user can trigger a heap-based buffer overflow and execute arbitrary code with elevated privileges.
Install update from vendor's website.
Vulnerable software versionsOracle Communications Cloud Native Core Policy: 22.2.0
External linkshttp://www.oracle.com/security-alerts/cpujul2022.html?936689
Q & A
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
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.
4) Code Injection
EUVDB-ID: #VU61754
Risk: Critical
CVSSv3.1: 9.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:F/RL:O/RC:C]
CVE-ID: CVE-2022-22963
CWE-ID:
CWE-94 - Improper Control of Generation of Code ('Code Injection')
Exploit availability: Yes
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to improper input validation within the routing functionality when processing SpEL expressions. A remote attacker can send a specially crafted HTTP request and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Install update from vendor's website.
Vulnerable software versionsOracle Communications Cloud Native Core Policy: 22.1.3
External linkshttp://www.oracle.com/security-alerts/cpujul2022.html?936689
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, a fully functional exploit for this vulnerability is available.
