CVE-2021-20285
Description
A flaw was found in upx canPack in p_lx_elf.cpp in UPX 3.96. This flaw allows attackers to cause a denial of service (SEGV or buffer overflow and application crash) or possibly have unspecified other impacts via a crafted ELF. The highest threat from this vulnerability is to system availability.
References
CvssV3 impact
BaseSeverity | MEDIUM |
ConfidentialityImpact | LOW |
AttackComplexity | LOW |
Scope | UNCHANGED |
AttackVector | LOCAL |
AvailabilityImpact | HIGH |
IntegrityImpact | LOW |
PrivilegesRequired | NONE |
BaseScore | 6.6 |
VectorString | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H |
Version | 3.1 |
UserInteraction | REQUIRED |
CvssV2 impact
AccessComplexity | MEDIUM |
ConfidentialityImpact | PARTIAL |
AvailabilityImpact | COMPLETE |
IntegrityImpact | PARTIAL |
BaseScore | 8.3 |
VectorString | AV:N/AC:M/Au:N/C:P/I:P/A:C |
Version | 2.0 |
AccessVector | NETWORK |
Authentication | NONE |