Buffer overflow in Getdata Project
CVE-2021-20204
A heap memory corruption problem (use after free) can be triggered in libgetdata v0.10.0 when processing maliciously crafted dirfile databases. This degrades the confidentiality, integrity and availability of third-party software that uses libgetdata as a library. This vulnerability may lead to arbitrary code execution or privilege escalation depending on input/skills of attacker.
Vulnerability class: Buffer Overflow
EPSS: 0.022 (80.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Getdata_project Getdata — versions 0.10.0
- Debian Debian_linux — versions 9.0
- Fedoraproject Fedora — versions 33, 34, 35
- N/a Getdata — versions v0.10.0
Weakness classification (CWE)
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_FEDORA, vendor-advisory, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-20204?
- CVE-2021-20204 is a critical-severity vulnerability in Getdata Project, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 9.8/10. Published 2021-05-06.
- How severe is CVE-2021-20204?
- Critical severity. CVSS v3 base score is 9.8 out of 10.