CVE-2020-15704: pppd arbitrary file read information disclosure vulnerability
First published: Mon Aug 31 2020(Updated: )
Last updated 24 July 2024
Credit: security@ubuntu.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/ppp | 2.4.9-1+1 2.4.9-1+1.1 2.5.0-1+2 | |
| canonical ppp | <2.4.7-1\+ubuntu1.16.04.3 | |
| Ubuntu | =16.04 | |
| canonical ppp | <2.4.7-2\+2ubuntu1.3 | |
| Ubuntu | =18.04 | |
| canonical ppp | <2.4.7-2\+4.1ubuntu5.1 | |
| Ubuntu | =20.04 | |
| canonical ppp | <2.4.5-5ubuntu1.4 | |
| Ubuntu | =12.04 | |
| canonical ppp | <2.4.5-5.1ubuntu2.3\+esm2 | |
| Ubuntu | =14.04 | |
| All of | ||
| canonical ppp | <2.4.7-1\+ubuntu1.16.04.3 | |
| Ubuntu | =16.04 | |
| All of | ||
| canonical ppp | <2.4.7-2\+2ubuntu1.3 | |
| Ubuntu | =18.04 | |
| All of | ||
| canonical ppp | <2.4.7-2\+4.1ubuntu5.1 | |
| Ubuntu | =20.04 | |
| All of | ||
| canonical ppp | <2.4.5-5ubuntu1.4 | |
| Ubuntu | =12.04 | |
| All of | ||
| canonical ppp | <2.4.5-5.1ubuntu2.3\+esm2 | |
| Ubuntu | =14.04 |
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Reference Links
- https://ubuntu.com/security/notices/USN-4451-1
- https://ubuntu.com/security/notices/USN-4451-2
- https://launchpad.net/bugs/cve/CVE-2020-15704
- https://security-tracker.debian.org/tracker/CVE-2020-15704
- https://www.cve.org/CVERecord?id=CVE-2020-15704
- https://nvd.nist.gov/vuln/detail/CVE-2020-15704
- https://ubuntu.com/security/CVE-2020-15704
Frequently Asked Questions
What is the severity of CVE-2020-15704?
CVE-2020-15704 has a high severity rating due to its potential exploitation by local non-root attackers to read arbitrary root files.
How do I fix CVE-2020-15704?
To fix CVE-2020-15704, update the ppp package to version 2.4.5-5ubuntu1.4 or later.
Which versions of ppp are affected by CVE-2020-15704?
CVE-2020-15704 affects ppp versions prior to 2.4.5-5ubuntu1.4.
Can a non-root user exploit CVE-2020-15704?
Yes, a local non-root user can exploit CVE-2020-15704 to access root-level files.
What systems are vulnerable to CVE-2020-15704?
Systems running affected versions of the ppp package, particularly on Debian and Ubuntu, are vulnerable to CVE-2020-15704.
- agent/weakness
- agent/type
- agent/title
- agent/severity
- agent/references
- collector/launchpad-cve
- source/Launchpad
- collector/security-tracker-debian
- source/Debian
- agent/software-canonical-lookup
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- collector/usn-cve
- source/Ubuntu
- agent/event
- agent/description
- agent/first-publish-date
- agent/trending
- agent/source
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/author
- agent/tags
- agent/softwarecombine
- collector/nvd-cve
- source/NVD
- package-manager/debian
- vendor/canonical
- canonical/canonical ppp
- canonical/ubuntu
- version/ubuntu/16.04
- version/ubuntu/18.04
- version/ubuntu/20.04
- version/ubuntu/12.04
- version/ubuntu/14.04