SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-27787

An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

MEDIUM 5.5EPSS 0.41%

Does this matter?

Lower severity and a low EPSS score (0.41%). Track it; it rarely justifies an emergency change on its own.

Description

A Segmentaation fault was found in UPX in invert_pt_dynamic() function in p_lx_elf.cpp. An attacker with a crafted input file allows invalid memory address access that could lead to a denial of service.

CVSS 3.1
5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
EPSS
0.41% probability · 35th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
upx/upx
Source
secalert@redhat.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.