Vulnerability in Gnu Glibc
CVE-2020-6096
An exploitable signed comparison vulnerability exists in the ARMv7 memcpy() implementation of GNU glibc 2.30.9000. Calling memcpy() (on ARMv7 targets that utilize the GNU glibc implementation) with a negative value for the 'num' parameter…
EPSS: 0.044 (89.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- N/a Gnu Glibc — versions 2.30.9000
Weakness classification (CWE)
Public proof-of-concept exploits
References
- FEDORA-2020-d860479b2a (vendor-advisory)
- FEDORA-2020-4e92a61688 (vendor-advisory)
- GLSA-202101-20 (vendor-advisory)
- [mina-dev] 20210225 [jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar (mailing-list)
- sourceware.org/bugzilla/show_bug.cgi
- www.talosintelligence.com/vulnerability_reports/TALOS-2020-1019
- [debian-lts-announce] 20221017 [SECURITY] [DLA 3152-1] glibc security update (mailing-list)
Frequently asked questions
- What is CVE-2020-6096?
- CVE-2020-6096 is a high-severity vulnerability in Gnu Glibc, classified under CWE-195. CVSS score: 8.1/10. Published 2020-04-01.
- How severe is CVE-2020-6096?
- High severity. CVSS v3 base score is 8.1 out of 10.
- Is CVE-2020-6096 known to be exploited?
- 25 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.