VDB
CVE-2020-1751
CVE-2020-1751
PUBLISHED
CVSS 7 HIGH
An out-of-bounds write vulnerability was found in glibc before 2.31 when handling signal trampolines on PowerPC. Specifically, the backtrace function did not properly check the array bounds when storing the frame address, resulting in a denial of service or potential code execution. The highest threat from this vulnerability is to system availability.
EPSS 0.54% · 43.0th percentile
Risk Scores
CVSS 3.1
7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.54%
43.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:16.04:LTS | glibc | 2.21-0ubuntu6, 2.23-0ubuntu5, 2.23-0ubuntu6 |
| Ubuntu:18.04:LTS | glibc | 2.26-0ubuntu2, 2.26-0ubuntu2.1, 2.27-0ubuntu2 |
| Ubuntu:Pro:14.04:LTS | eglibc | 2.19-0ubuntu6.14, 2.19-0ubuntu6.15+esm2, 2.19-0ubuntu6.15+esm3 |
Timeline
- Mar 31, 2020 CVE Published
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 25, 2021 EPSS Score
- Oct 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 2, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- May 4, 2022 EPSS Score
- Jul 6, 2022 EPSS Score
- Sep 8, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-1751 third-party-advisory
- https://ubuntu.com/security/notices/USN-4416-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-1751 third-party-advisory