Attacker Value
Unknown
0
CVE-2021-33560
0
CVE ID
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CVE-2021-33560
(Last updated November 08, 2023) ▾
MITRE ATT&CK
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Command and Control
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Description
Libgcrypt before 1.8.8 and 1.9.x before 1.9.3 mishandles ElGamal encryption because it lacks exponent blinding to address a side-channel attack against mpi_powm, and the window size is not chosen appropriately. This, for example, affects use of ElGamal in OpenPGP.
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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):
High
Integrity (I):
None
Availability (A):
None
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
Products
- communications cloud native core binding support function 1.11.0
- communications cloud native core network function cloud native environment 1.10.0
- communications cloud native core network function cloud native environment 1.9.0
- communications cloud native core network repository function 1.14.0
- communications cloud native core network repository function 1.15.0
- communications cloud native core network repository function 1.15.1
- communications cloud native core network slice selection function 1.8.0
- communications cloud native core service communication proxy 1.15.0
- debian linux 9.0
- fedora 33
- fedora 34
- libgcrypt
References
Advisory
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 Emergent Threat Response
Report as Zero-day Exploit
Report as Exploited in the Wild
CVE ID
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