Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2016-20011

Improper Certificate Validation

Published: May 25, 2021 | Modified: Nov 21, 2024
CVSS 3.x
7.5
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
5 MEDIUM
AV:N/AC:L/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Vulnerability-free packages from our partners
root.io logo minimus.io logo echo.ai logo
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2016-20011
CWEhttps://cwe.mitre.org/data/definitions/295.html

libgrss through 0.7.0 fails to perform TLS certificate verification when downloading feeds, allowing remote attackers to manipulate the contents of feeds without detection. This occurs because of the default behavior of SoupSessionSync.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

NameVendorStart VersionEnd Version
LibgrssGnome*0.7.0 (including)
LibgrssUbuntubionic*
LibgrssUbuntufocal*
LibgrssUbuntugroovy*
LibgrssUbuntuhirsute*
LibgrssUbuntuimpish*
LibgrssUbuntukinetic*
LibgrssUbuntulunar*
LibgrssUbuntumantic*
LibgrssUbuntutrusty*
LibgrssUbuntuxenial*

Potential Mitigations

References

Aqua Security is the largest pure-play cloud native security company, providing customers the freedom to innovate and run their businesses with minimal friction. The Aqua Cloud Native Security Platform provides prevention, detection, and response automation across the entire application lifecycle to secure the build, secure cloud infrastructure and secure running workloads wherever they are deployed.
Copyright © 2026 Aqua Security Software Ltd.   Privacy Policy | Terms of Use