Vulnerability Details : CVE-2020-29562
Potential exploit
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.
Vulnerability category: Denial of service
Products affected by CVE-2020-29562
- cpe:2.3:a:gnu:glibc:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
- Netapp » E-series Santricity Os ControllerVersions from including (>=) 11.0.0 and up to, including, (<=) 11.60.3cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-29562
0.06%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-29562
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
2.1
|
LOW | AV:N/AC:H/Au:S/C:N/I:N/A:P |
3.9
|
2.9
|
NIST | |
|
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H |
1.2
|
3.6
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-06-09 |
|
4.8
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:N/A:H |
1.2
|
3.6
|
NIST |
CWE ids for CVE-2020-29562
-
The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.Assigned by:
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2020-29562
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TVCUNLQ3HXGS4VPUQKWTJGRAW2KTFGXS/
[SECURITY] Fedora 32 Update: glibc-2.31-5.fc32 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772%40%3Cdev.mina.apache.org%3E
[jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar-Apache Mail Archives
-
https://lists.apache.org/thread.html/rf9fa47ab66495c78bb4120b0754dd9531ca2ff0430f6685ac9b07772@%3Cdev.mina.apache.org%3E
[jira] [Created] (FTPSERVER-500) Security vulnerability in common/lib/log4j-1.2.17.jar - Pony MailMailing List;Third Party Advisory
-
https://sourceware.org/bugzilla/show_bug.cgi?id=26923
26923 – Assertion failure in iconv when converting invalid UCS4Exploit;Issue Tracking;Patch;Third Party Advisory
-
https://security.netapp.com/advisory/ntap-20210122-0004/
December 2020 GNU C Library Vulnerabilities in NetApp Products | NetApp Product SecurityThird Party Advisory
-
https://security.gentoo.org/glsa/202101-20
glibc: Multiple vulnerabilities (GLSA 202101-20) — Gentoo securityThird Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TVCUNLQ3HXGS4VPUQKWTJGRAW2KTFGXS/
[SECURITY] Fedora 32 Update: glibc-2.31-5.fc32 - package-announce - Fedora Mailing-Lists
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