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CVE Vulnerability Details :
CVE-2020-15704
PUBLISHED
More InfoOfficial Page
Assigner-canonical
Assigner Org ID-cc1ad9ee-3454-478d-9317-d3e869d708bc
View Known Exploited Vulnerability (KEV) details
Published At-31 Aug, 2020 | 23:15
Updated At-17 Sep, 2024 | 00:35
Rejected At-
▼CVE Numbering Authority (CNA)
pppd arbitrary file read information disclosure vulnerability

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.

Affected Products
Vendor
Canonical Ltd.Canonical
Product
ppp
Versions
Affected
  • From 2.4.5 before 2.4.5-5ubuntu1.4 (custom)
    • -> unaffectedfrom2.4.5-5.1ubuntu2.3+esm2
  • From 2.4.7 before 2.4.7-1+2ubuntu1.16.04.3 (custom)
    • -> unaffectedfrom2.4.7-2+2ubuntu1.3
    • -> unaffectedfrom2.4.7-2+4.1ubuntu5.1
    • -> unaffectedfrom2.4.7-2+4.1ubuntu6
Problem Types
TypeCWE IDDescription
CWECWE-200CWE-200 Information Exposure
Metrics
VersionBase scoreBase severityVector
3.15.5MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Thomas Chauchefoin working with Trend Micro's Zero Day Initiative
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://ubuntu.com/security/notices/USN-4451-1
vendor-advisory
x_refsource_UBUNTU
https://ubuntu.com/security/notices/USN-4451-2
vendor-advisory
x_refsource_UBUNTU
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://ubuntu.com/security/notices/USN-4451-1
vendor-advisory
x_refsource_UBUNTU
x_transferred
https://ubuntu.com/security/notices/USN-4451-2
vendor-advisory
x_refsource_UBUNTU
x_transferred
Details not found