CVE-2021-30501

EPSS 1.0%CWE-20

Vexday Risk Score

3Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS —EPSS 1.0%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

26 May 2021Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An assertion abort was found in upx MemBuffer::alloc() in mem.cpp, in version UPX 4.0.0. The flow allows attackers to cause a denial of service (abort) via a crafted file.

Affected products

n/a · upx

References

https://bugzilla.redhat.com/show_bug.cgi?id=1948696 https://github.com/upx/upx/commit/28e761cd42211dfe0124b7a29b2f74730f453e46 https://github.com/upx/upx/issues/486 https://github.com/upx/upx/pull/487