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VULNERABILITIES

CVE-2020-27618 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CNA: CISA-ADPCVSS-B:5.5 MEDIUMVector:CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html CVEMailing ListThird Party Advisory
https://security.gentoo.org/glsa/202107-07 CVEThird Party Advisory
https://security.netapp.com/advisory/ntap-20210401-0006/ CVEThird Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=19519#c21 CVEIssue TrackingPatchThird Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=26224 CVEExploitIssue TrackingThird Party Advisory

see all 14 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')[email protected]
CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')CISA-ADP

Affected Products

ProductVersions

Change History

14 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2020-27618
NVD Published Date:
Feb 26, 2021
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2020-27618 Details - Not Deferred