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Fencer Intel
high 7.8

CVE-2020-24175 json

Buffer overflow in Yz1 0.30 and 0.32, as used in IZArc 4.4, ZipGenius 6.3.2.3116, and Explzh (extension) 8.14, allows attackers to execute…

published 5y ago modified 4mo ago also EUVD-2020-16910

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

Buffer overflow in Yz1 0.30 and 0.32, as used in IZArc 4.4, ZipGenius 6.3.2.3116, and Explzh (extension) 8.14, allows attackers to execute arbitrary code via a crafted archive file, related to filename handling.

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Exploit prediction

1.76% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • gist.github.com https://gist.github.com/illikainen/315a420a9c28cbe882e16b8eba40b2e1 referenced PoC, tagged "exploit" by a source, unverified
  • gist.github.com https://gist.github.com/illikainen/ced14e08e00747fef613ba619bb25bb4 referenced PoC, tagged "exploit" by a source, unverified
  • illikainen.dev https://illikainen.dev/advisories/014-yz1-izarc referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 6.8 AV:N/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.