5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
23.8%
A floating point exception issue was discovered in UPX in
PackLinuxElf64::invert_pt_dynamic() function of p_lx_elf.cpp file. An
attacker with a crafted input file could trigger this issue that could
cause a crash leading to a denial of service. The highest impact is to
Availability.
github.com/upx/upx/commit/eb90eab6325d009004ffb155e3e33f22d4d3ca26
github.com/upx/upx/commit/eb90eab6325d009004ffb155e3e33f22d4d3ca26 (v3.96)
github.com/upx/upx/issues/331
launchpad.net/bugs/cve/CVE-2020-27790
nvd.nist.gov/vuln/detail/CVE-2020-27790
security-tracker.debian.org/tracker/CVE-2020-27790
www.cve.org/CVERecord?id=CVE-2020-27790