What’s Vulnerable › Vulnerabilities

CVE-2020-27618

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2021-02-26 · updated 2026-10-14
• Weakness: CWE-835

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.

Affected products

• Debian Linux: 10.0
• GNU C Library (glibc): through 2.32
• NetApp 500F Firmware: all versions
• NetApp A250 Firmware: all versions
• NetApp H300E Firmware: all versions
• NetApp H300S Firmware: all versions
• NetApp H410C Firmware: all versions
• NetApp H410S Firmware: all versions
• NetApp H500E Firmware: all versions
• NetApp H500S Firmware: all versions
• NetApp H700E Firmware: all versions
• NetApp H700S Firmware: all versions
• NetApp ONTAP Select Deploy administration utility: all versions
• Oracle Communications Cloud Native Core Service Communication Proxy: 1.14.0

References

• https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html
• https://security.gentoo.org/glsa/202107-07
• https://security.netapp.com/advisory/ntap-20210401-0006/
• https://sourceware.org/bugzilla/show_bug.cgi?id=19519#c21
• https://sourceware.org/bugzilla/show_bug.cgi?id=26224
• https://www.oracle.com/security-alerts/cpuapr2022.html
• https://www.oracle.com/security-alerts/cpujan2022.html
• https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html
• https://security.gentoo.org/glsa/202107-07
• https://security.netapp.com/advisory/ntap-20210401-0006/
• https://sourceware.org/bugzilla/show_bug.cgi?id=19519#c21
• https://sourceware.org/bugzilla/show_bug.cgi?id=26224

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