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Vulnerabilities

Vulnerability · CVE-2020-10878

Perl before 5.30.3 has an integer overflow related to mishandling of a "PL_regkind[OP(n)] == NOTHING" situation.

Published Jun 5, 2020 · catalog updated Oct 14, 2026 · Perl before 5.30.3 has

Check if you run it

No confirmed exploitation is on record for CVE-2020-10878. EPSS is 4.88%. Act only if a listed version of Perl before 5.30.3 has is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Perl before 5.30.3 has).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.6
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
4.88%
Remediation
Advisory link
Affected products
cpe fedoraproject/fedora · cpe netapp/oncommand workflow automation · cpe netapp/snap creator framework · cpe opensuse/leap · cpe oracle/communications billing and revenue management · cpe oracle/communications diameter signaling router

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe fedoraproject/fedora31
  • cpe netapp/oncommand workflow automationversion unspecified
  • cpe netapp/snap creator frameworkversion unspecified
  • cpe opensuse/leap15.1
  • cpe oracle/communications billing and revenue management12.0.0.2.0
  • cpe oracle/communications billing and revenue management12.0.0.3.0
  • cpe oracle/communications diameter signaling routerversion unspecified
  • cpe perl/perlversion unspecified

How to fix CVE-2020-10878

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2020-10878. EPSS is 4.88%. Act only if a listed version of Perl before 5.30.3 has is installed.

Which versions are affected?

Compare what you have installed with oracle/communications billing and revenue management 12.0.0.2.0; oracle/communications billing and revenue management 12.0.0.3.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-190: Integer Overflow. EPSS 4.88%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 5, 2020 · NIST NVD

    Detected

    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.

  2. Oct 14, 2026 · NIST NVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2020-10878

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2020-10878

    30-day exploitation probability 4.9%

    first.org
  • NIST NVDVulnerability recordCVE-2020-10878

    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.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 16, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.