CVE-2020-27778

Publication date 25 November 2020

Last updated 25 August 2025

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

Description

A flaw was found in Poppler in the way certain PDF files were converted into HTML. A remote attacker could exploit this flaw by providing a malicious PDF file that, when processed by the 'pdftohtml' program, would crash the application causing a denial of service.

Status

Package Ubuntu Release Status
poppler 20.10 groovy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Fixed 0.62.0-2ubuntu2.11
16.04 LTS xenial
Fixed 0.41.0-0ubuntu1.15
14.04 LTS trusty Not in release

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package Patch details
poppler

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4646-1
    • poppler vulnerabilities
    • 25 November 2020

Other references