| Vulnerability Name: | CVE-2021-33938 (CCN-208663) |
| Assigned: | 2020-12-13 |
| Published: | 2020-12-13 |
| Updated: | 2021-09-07 |
| Summary: | Buffer overflow vulnerability in function prune_to_recommended in src/policy.c in libsolv before 0.7.17 allows attackers to cause a Denial of Service. |
| CVSS v3 Severity: | 7.5 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.7 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): High |
5.3 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
4.8 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): Low |
7.5 High (REDHAT CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
6.7 Medium (REDHAT Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:P/RL:O/RC:C)| Exploitability Metrics: | Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None | | Scope: | Scope (S): Unchanged
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): High |
|
| CVSS v2 Severity: | 5.0 Medium (CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None | | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial |
5.0 Medium (CCN CVSS v2 Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P)| Exploitability Metrics: | Access Vector (AV): Network
Access Complexity (AC): Low
Athentication (Au): None
| | Impact Metrics: | Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial |
|
| Vulnerability Type: | CWE-787
CWE-119
|
| Vulnerability Consequences: | Denial of Service |
| References: | Source: MITRE
Type: CNA
CVE-2021-33938
Source: CCN
Type: OpenSUSE Web site
openSUSE:Libzypp satsolver
Source: XF
Type: UNKNOWN
libsolv-cve202133938-dos(208663)
Source: CCN
Type: libsolv GIT Repository
libsolv
Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://github.com/openSUSE/libsolv/issues/420
Source: CCN
Type: IBM Security Bulletin 6551876 (Cloud Pak for Security)
Cloud Pak for Security uses packages that are vulnerable to multiple CVEs
Source: CCN
Type: IBM Security Bulletin 6574787 (QRadar SIEM)
IBM QRadar SIEM is vulnerable to using components with Known Vulnerabilities
|
| Vulnerable Configuration: | Configuration 1:
cpe:/a:opensuse:libsolv:*:*:*:*:*:*:*:* (Version <= 0.7.17)
Configuration RedHat 1:
cpe:/a:redhat:enterprise_linux:8:*:*:*:*:*:*:*
Configuration RedHat 2:
cpe:/a:redhat:enterprise_linux:8::crb:*:*:*:*:*
Configuration RedHat 3:
cpe:/o:redhat:enterprise_linux:8:*:*:*:*:*:*:*
Configuration RedHat 4:
cpe:/o:redhat:enterprise_linux:8::baseos:*:*:*:*:*
Configuration CCN 1:
cpe:/a:opensuse:libsolv:0.7.2:*:*:*:*:*:*:*OR cpe:/a:opensuse:libsolv:0.7.5:*:*:*:*:*:*:*AND cpe:/a:ibm:qradar_security_information_and_event_manager:7.3.3:-:*:*:*:*:*:*OR cpe:/a:ibm:qradar_security_information_and_event_manager:7.4.3:-:*:*:*:*:*:*OR cpe:/a:ibm:cloud_pak_for_security:1.7.2.0:*:*:*:*:*:*:*
 Denotes that component is vulnerable |
| Oval Definitions |
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