Vulnerability Details CVE-2021-30500
Null pointer dereference was found in upx PackLinuxElf::canUnpack() in p_lx_elf.cpp,in version UPX 4.0.0. That allow attackers to execute arbitrary code and cause a denial of service via a crafted file.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.002
EPSS Ranking 37.8%
CVSS Severity
CVSS v3 Score 7.8
CVSS v2 Score 6.8
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1948692
- https://github.com/upx/upx/commit/90279abdfcd235172eab99651043051188938dcc
- https://github.com/upx/upx/issues/485
- https://bugzilla.redhat.com/show_bug.cgi?id=1948692
- https://github.com/upx/upx/commit/90279abdfcd235172eab99651043051188938dcc
- https://github.com/upx/upx/issues/485
Products affected by CVE-2021-30500
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cpe:2.3:a:upx:upx:4.0.0
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cpe:2.3:o:fedoraproject:fedora:33
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cpe:2.3:o:redhat:enterprise_linux:7.0