Attacker Value
Unknown
0
CVE-2021-38604
0
CVE ID
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CVE-2021-38604
(Last updated November 08, 2023) ▾
MITRE ATT&CK
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Description
In librt in the GNU C Library (aka glibc) through 2.34, sysdeps/unix/sysv/linux/mq_notify.c mishandles certain NOTIFY_REMOVED data, leading to a NULL pointer dereference. NOTE: this vulnerability was introduced as a side effect of the CVE-2021-33574 fix.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- fedoraproject,
- gnu,
- oracle
Products
- communications cloud native core binding support function 22.1.3,
- communications cloud native core network function cloud native environment 22.1.0,
- communications cloud native core network repository function 22.1.2,
- communications cloud native core network repository function 22.2.0,
- communications cloud native core security edge protection proxy 22.1.1,
- communications cloud native core unified data repository 22.2.0,
- enterprise operations monitor 4.3,
- enterprise operations monitor 4.4,
- enterprise operations monitor 5.0,
- fedora 35,
- glibc
References
Miscellaneous
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Exploited in the Wild
CVE ID
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