CVE-2020-27618 Information

Description

The iconv function in the GNU C Library (aka glibc or libc6) 2.32 and earlier when processing invalid multi-byte input sequences in IBM1364 IBM1371 IBM1388 IBM1390 and IBM1399 encodings fails to advance the input state which could lead to an infinite loop in applications resulting in a denial of service a different vulnerability from CVE-2016-10228.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

https://sourceware.org/bugzilla/show_bug.cgi?id=19519#c21 https://sourceware.org/bugzilla/show_bug.cgi?id=26224 https://security.netapp.com/advisory/ntap-20210401-0006/ https://security.gentoo.org/glsa/202107-07 https://www.oracle.com/security-alerts/cpujan2022.html https://www.oracle.com/security-alerts/cpuapr2022.html

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5