CVE-2020-10878

What it is

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.

At a glance

Exploitability

Can be exploited over the network without logging in. High risk of service disruption.

Exploit odds

4.9% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2020-06-05 14:15 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-10-14 09:17 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 4.9% in the next 30 days (EPSS).
• Severity: 8.6 HIGH (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2020-06-05 14:15 UTC

Last modified

2026-10-14 09:17 UTC

Exploit probability

4.9% · EPSS, next 30 days

Weakness

CWE-190 · Integer overflow

Record status

Modified

Affected

• Perl < 5.30.3
• Fedoraproject Fedora 31
• Opensuse Leap 15.1
• Netapp Oncommand Workflow Automation
• Netapp Snap Creator Framework
• Oracle Communications Billing And Revenue Management 12.0.0.2.0
• Oracle Communications Billing And Revenue Management 12.0.0.3.0
• Oracle Communications Diameter Signaling Router ≤ 8.5.0

Attack profile CVSS 3.1 · 8.6

Attack vector

Network

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

High

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2020-10878.md and follow it. Check whether this project is affected by CVE-2020-10878. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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