Vulnerability in Linux Kernel
CVE-2020-16166
The Linux kernel through 5.7.11 allows remote attackers to make observations that help to obtain sensitive information about the internal state of the network RNG, aka CID-f227e3ec3b5c. This is related to drivers/char/random.c and kernel/time/timer.c.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.7 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.052 (92.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 93rd percentile — 92.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.053 · newest: 0.052 · change: -0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/torvalds/linux/commit/f227e3ec3b5cad859ad15666874405e8c1bbc1d4 (Patch, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
- lists.opensuse.org/opensuse-security-announce/2020-08/msg00009.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2020-08/msg00047.html (vendor-advisory, Mailing List, Third Party Advisory)
- usn.ubuntu.com/4526-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/4525-1/ (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/09/msg00025.html (mailing-list, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2020/10/msg00032.html (mailing-list, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-16166?
- CVE-2020-16166 is a low-severity vulnerability in Linux Kernel, classified under Use of Insufficiently Random Values. CVSS score: 3.7/10. Published 2020-07-30.
- How severe is CVE-2020-16166?
- Low severity. CVSS v3 base score is 3.7 out of 10.
- Is CVE-2020-16166 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.