openEuler 20.03 LTS SP1 update for python3

1) Improper input validation

EUVDB-ID: #VU60098

Risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-3426

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to gain access to sensitive information.

The vulnerability exists due to improper input validation within the Binding Support Function (Python) component in Oracle Communications Cloud Native Core Binding Support Function. A remote authenticated user can exploit this vulnerability to gain access to sensitive information.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1

python3-help: before 3.7.9-14

python3-debuginfo: before 3.7.9-14

python3-debugsource: before 3.7.9-14

python3-debug: before 3.7.9-14

python3-devel: before 3.7.9-14

python3: before 3.7.9-14

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:a:openeuler:python3-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:python3-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:python3-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:python3-debug:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:python3-devel:*:*:*:*:*:openeuler:*:*
• cpe:2.3:a:openeuler:python3:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2021-1264

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the local network (LAN).

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.