openEuler 20.03 LTS SP4 update for libldb
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-3670 |
| CWE-ID | CWE-399 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
openEuler Operating systems & Components / Operating system libldb-help Operating systems & Components / Operating system package or component python3-ldb-devel Operating systems & Components / Operating system package or component libldb-devel Operating systems & Components / Operating system package or component libldb-debuginfo Operating systems & Components / Operating system package or component python-ldb-devel-common Operating systems & Components / Operating system package or component python3-ldb Operating systems & Components / Operating system package or component libldb-debugsource Operating systems & Components / Operating system package or component libldb Operating systems & Components / Operating system package or component |
| Vendor | openEuler |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) Resource management error
EUVDB-ID: #VU66202
Risk: Low
CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-3670
CWE-ID:
CWE-399 - Resource Management Errors
Exploit availability: No
DescriptionThe vulnerability allows a remote user to perform a denial of service (DoS) attack.
The vulnerability exists due to Samba AD DC LDAP does not honor the MaxQueryDuration option when handling LDAP requests. A remote user can execute heavy queries and perform a denial of service (DoS) attack.
Install updates from vendor's repository.
Vulnerable software versionsopenEuler: 20.03 LTS SP4
libldb-help: before 2.0.12-5
python3-ldb-devel: before 2.0.12-5
libldb-devel: before 2.0.12-5
libldb-debuginfo: before 2.0.12-5
python-ldb-devel-common: before 2.0.12-5
python3-ldb: before 2.0.12-5
libldb-debugsource: before 2.0.12-5
libldb: before 2.0.12-5
CPE2.3- cpe:2.3:o:openeuler:openeuler:20.03:LTS SP4:*:*:*:*:*:
- cpe:2.3:o:openeuler:libldb-help:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:python3-ldb-devel:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:libldb-devel:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:libldb-debuginfo:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:python-ldb-devel-common:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:python3-ldb:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:libldb-debugsource:*:*:*:*:*:openeuler:*:
- cpe:2.3:o:openeuler:libldb:*:*:*:*:*:openeuler:*:
http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1703
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.
