CVE-2020-29562

medium

Description

The iconv function in the GNU C Library (aka glibc or libc6) 2.30 to 2.32, when converting UCS4 text containing an irreversible character, fails an assertion in the code path and aborts the program, potentially resulting in a denial of service.

References

https://lists.apache.org/thread.html/[email protected]%3Cdev.mina.apache.org%3E

https://lists.fedoraproject.org/archives/list/[email protected]/message/TVCUNLQ3HXGS4VPUQKWTJGRAW2KTFGXS/

https://security.gentoo.org/glsa/202101-20

https://security.netapp.com/advisory/ntap-20210122-0004/

https://sourceware.org/bugzilla/show_bug.cgi?id=26923

Details

Source: MITRE

Published: 2020-12-04

Updated: 2021-03-19

Type: CWE-617

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:N/AC:H/Au:S/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 4.8

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

Impact Score: 3.6

Exploitability Score: 1.2

Severity: MEDIUM