Integer Overflow or Wraparound

Affecting perl package, versions <5.26.3-r1

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Overview

Affected versions of this package are vulnerable to Integer Overflow or Wraparound. Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation. A crafted regular expression could lead to malformed bytecode with a possibility of instruction injection.

Remediation

Upgrade perl to version or higher.

References

CVSS Score

8.6
high severity
  • Attack Vector
    Network
  • Attack Complexity
    Low
  • Privileges Required
    None
  • User Interaction
    None
  • Scope
    Unchanged
  • Confidentiality
    Low
  • Integrity
    Low
  • Availability
    High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CVE
CVE-2020-10878
CWE
CWE-190
Snyk ID
SNYK-ALPINE39-PERL-587975
Disclosed
05 Jun, 2020
Published
21 Jul, 2020