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Excessive Iteration

CVE-2021-35515

High
7.5/10

Summary

When reading a specially crafted 7Z archive before 1.21, the construction of the list of codecs that decompress an entry can result in an infinite loop. This could be used to mount a denial of service attack against services that use Compress' sevenz package.

  • LOW
  • NETWORK
  • NONE
  • UNCHANGED
  • NONE
  • NONE
  • NONE
  • HIGH

CWE-834 - Excessive Iteration

The software performs an iteration or loop without sufficiently limiting the number of times that the loop is executed.

References

Advisory Timeline

  • Published