CVE-2020-27618
glibc: iconv when processing invalid multi-byte input sequences fails to advance the input state, which could result in an infinite loop
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
1Exploited in Wild
-Decision
Descriptions
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.
La función iconv en la biblioteca GNU C (también se conoce como glibc o libc6) versiones 2.32 y anteriores, cuando se procesa secuencias de entrada de múltiples bytes no validas en codificaciones IBM1364, IBM1371, IBM1388, IBM1390 e IBM1399, presenta un fallo al avanzar el estado de la entrada, lo que podría conllevar a un bucle infinito en las aplicaciones, resultando en una denegación de servicio, una vulnerabilidad diferente de CVE-2016-10228
A flaw was found in glibc. If an attacker provides the iconv function with invalid multi-byte input sequences in IBM1364, IBM1371, IBM1388, IBM1390, IBM1399 encodings, it fails to advance the input state, which could lead to an infinite loop in applications, resulting in a denial of service.
Red Hat Advanced Cluster Management for Kubernetes 2.3.0 images Red Hat Advanced Cluster Management for Kubernetes provides the capabilities to address common challenges that administrators and site reliability engineers face as they work across a range of public and private cloud environments. Clusters and applications are all visible and managed from a single console—with security policy built in. This advisory contains the container images for Red Hat Advanced Cluster Management for Kubernetes, which fix several bugs and security issues. Issues addressed include code execution, cross site scripting, denial of service, integer overflow, and null pointer vulnerabilities.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-10-22 CVE Reserved
- 2021-02-26 CVE Published
- 2024-08-04 CVE Updated
- 2024-08-04 First Exploit
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop')
CAPEC
References (9)
URL | Tag | Source |
---|---|---|
https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html | Mailing List |
|
https://security.netapp.com/advisory/ntap-20210401-0006 | Third Party Advisory |
|
https://www.oracle.com/security-alerts/cpuapr2022.html | Not Applicable |
|
URL | Date | SRC |
---|---|---|
https://sourceware.org/bugzilla/show_bug.cgi?id=26224 | 2024-08-04 |
URL | Date | SRC |
---|---|---|
https://sourceware.org/bugzilla/show_bug.cgi?id=19519#c21 | 2022-10-28 | |
https://www.oracle.com/security-alerts/cpujan2022.html | 2022-10-28 |
URL | Date | SRC |
---|---|---|
https://security.gentoo.org/glsa/202107-07 | 2022-10-28 | |
https://access.redhat.com/security/cve/CVE-2020-27618 | 2021-05-18 | |
https://bugzilla.redhat.com/show_bug.cgi?id=1893708 | 2021-05-18 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Netapp Search vendor "Netapp" | A250 Firmware Search vendor "Netapp" for product "A250 Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | A250 Search vendor "Netapp" for product "A250" | - | - |
Safe
|
Netapp Search vendor "Netapp" | 500f Firmware Search vendor "Netapp" for product "500f Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | 500f Search vendor "Netapp" for product "500f" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H410c Firmware Search vendor "Netapp" for product "H410c Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H410c Search vendor "Netapp" for product "H410c" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H300s Firmware Search vendor "Netapp" for product "H300s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H300s Search vendor "Netapp" for product "H300s" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H500s Firmware Search vendor "Netapp" for product "H500s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H500s Search vendor "Netapp" for product "H500s" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H700s Firmware Search vendor "Netapp" for product "H700s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H700s Search vendor "Netapp" for product "H700s" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H300e Firmware Search vendor "Netapp" for product "H300e Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H300e Search vendor "Netapp" for product "H300e" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H500e Firmware Search vendor "Netapp" for product "H500e Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H500e Search vendor "Netapp" for product "H500e" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H700e Firmware Search vendor "Netapp" for product "H700e Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H700e Search vendor "Netapp" for product "H700e" | - | - |
Safe
|
Netapp Search vendor "Netapp" | H410s Firmware Search vendor "Netapp" for product "H410s Firmware" | - | - |
Affected
| in | Netapp Search vendor "Netapp" | H410s Search vendor "Netapp" for product "H410s" | - | - |
Safe
|
Gnu Search vendor "Gnu" | Glibc Search vendor "Gnu" for product "Glibc" | <= 2.32 Search vendor "Gnu" for product "Glibc" and version " <= 2.32" | - |
Affected
| ||||||
Netapp Search vendor "Netapp" | Ontap Select Deploy Administration Utility Search vendor "Netapp" for product "Ontap Select Deploy Administration Utility" | - | - |
Affected
| ||||||
Oracle Search vendor "Oracle" | Communications Cloud Native Core Service Communication Proxy Search vendor "Oracle" for product "Communications Cloud Native Core Service Communication Proxy" | 1.14.0 Search vendor "Oracle" for product "Communications Cloud Native Core Service Communication Proxy" and version "1.14.0" | - |
Affected
| ||||||
Debian Search vendor "Debian" | Debian Linux Search vendor "Debian" for product "Debian Linux" | 10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0" | - |
Affected
|