VDB
CVE-2020-15704
CVE-2020-15704
PUBLISHED
The modprobe child process in the ./debian/patches/load_ppp_generic_if_needed patch file incorrectly handled module loading. A local non-root attacker could exploit the MODPROBE_OPTIONS environment variable to read arbitrary root files. Fixed in 2.4.5-5ubuntu1.4, 2.4.5-5.1ubuntu2.3+esm2, 2.4.7-1+2ubuntu1.16.04.3, 2.4.7-2+2ubuntu1.3, 2.4.7-2+4.1ubuntu5.1, 2.4.7-2+4.1ubuntu6. Was ZDI-CAN-11504.
EPSS 0.10% · 28.1th percentile
Risk Scores
EPSS Score
0.10%
28.1th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:20.04:LTS | ppp | 0, 2.4.7-2+4.1ubuntu4, 2.4.7-2+4.1ubuntu5 |
| Ubuntu:16.04:LTS | ppp | *, 0, * |
| Ubuntu:Pro:14.04:LTS | ppp | 2.4.5-5.1ubuntu2, 0, 2.4.5-5.1ubuntu2.1 |
| Ubuntu:18.04:LTS | ppp | *, *, 0 |
Exploit Intelligence
Timeline
- Aug 4, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Oct 26, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-15704 third-party-advisory
- https://ubuntu.com/security/notices/USN-4451-1 vendor-advisory
- https://ubuntu.com/security/notices/USN-4451-2 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-15704 third-party-advisory