CVE-2022-27775 Information disclosure in https://github.com/curl/curl

High 7.5 Published Updated

An attacker can exploit connection pool reuse with IPv6 zone IDs to disclose sensitive information via curl.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2022-27775?

CVE-2022-27775 is a high-severity vulnerability in Broadcom Fabric Operating System, published on 1 Jun 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead.

Weakness: CWE-200

Which versions are affected by CVE-2022-27775?

It affects 12 products.

Linux distribution packages (21)
curl AlmaLinux:9All versions7.76.1-19.el9
curl-minimal AlmaLinux:9All versions7.76.1-19.el9
libcurl AlmaLinux:9All versions7.76.1-19.el9
libcurl-devel AlmaLinux:9All versions7.76.1-19.el9
libcurl-minimal AlmaLinux:9All versions7.76.1-19.el9
curl-debuginfo Red Hat:enterprise_linux:9::appstreamAll versions0:7.76.1-19.el9
curl-debugsource Red Hat:enterprise_linux:9::appstreamAll versions0:7.76.1-19.el9
curl-minimal-debuginfo Red Hat:enterprise_linux:9::appstreamAll versions0:7.76.1-19.el9
libcurl-debuginfo Red Hat:enterprise_linux:9::appstreamAll versions0:7.76.1-19.el9
libcurl-devel Red Hat:enterprise_linux:9::appstreamAll versions0:7.76.1-19.el9
libcurl-minimal-debuginfo Red Hat:enterprise_linux:9::appstreamAll versions0:7.76.1-19.el9
curl Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
curl-debuginfo Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
curl-debugsource Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
curl-minimal Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
curl-minimal-debuginfo Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
libcurl Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
libcurl-debuginfo Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
libcurl-minimal Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
libcurl-minimal-debuginfo Red Hat:enterprise_linux:9::baseosAll versions0:7.76.1-19.el9
curl Rocky Linux:9All versions0:7.76.1-19.el9_1.1

Products include Broadcom Fabric Operating System, Debian Debian Linux, Haxx Curl, Netapp Clustered Data Ontap, Netapp H300s Firmware, Netapp H410s Firmware and 6 more.

How do I fix CVE-2022-27775?

Upgrade to a fixed version.

Is CVE-2022-27775 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2022-27775 exists.

All Broadcom Fabric Operating System vulnerabilities

Sources

Also known as ALPINE-CVE-2022-27775, ALSA-2022:8299, CLEANSTART-2026-NP49791, CURL-CVE-2022-27775, DEBIAN-CVE-2022-27775, ECHO-bc2c-37b5-8110 and 5 more.

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