CVE Vulnerability

CVE-2020-1751

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.

5.9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.4 / Impact : 8.5

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact COMPLETE

Scope

7 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 1 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1751 Issue Tracking Patch
https://sourceware.org/bugzilla/show_bug.cgi?id=25423 Issue Tracking Third Party Advisory
https://security.netapp.com/advisory/ntap-20200430-0002/ Third Party Advisory
https://security.gentoo.org/glsa/202006-04 Third Party Advisory
https://usn.ubuntu.com/4416-1/ Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
Information

Published : 2020-04-17 07:15

Updated : 2023-01-27 06:34

NVD link : CVE-2020-1751

Mitre link : CVE-2020-1751

Products Affected
No products.
CWE
CWE-787