CVE-2022-3786

Name
CVE-2022-3786
Description
A buffer overrun can be triggered in X.509 certificate verification, specifically in name constraint checking. Note that this occurs after certificate chain signature verification and requires either a CA to have signed a malicious certificate or for an application to continue certificate verification despite failure to construct a path to a trusted issuer. An attacker can craft a malicious email address in a certificate to overflow an arbitrary number of bytes containing the `.' character (decimal 46) on the stack. This buffer overflow could result in a crash (causing a denial of service). In a TLS client, this can be triggered by connecting to a malicious server. In a TLS server, this can be triggered if the server requests client authentication and a malicious client connects.
NVD Severity
medium
Other trackers
Mailing lists
Exploits
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
CONFIRM https://www.openssl.org/news/secadv/20221101.txt
CONFIRM https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=c42165b5706e42f67ef8ef4c351a9a4c5d21639a
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/15
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/16
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/17
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/18
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/19
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/24
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/20
MLIST http://www.openwall.com/lists/oss-security/2022/11/01/21
CISCO https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-openssl-W9sdCc2a
GENTOO https://security.gentoo.org/glsa/202211-01
CONFIRM https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2022-0023
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/DWP23EZYOBDJQP7HP4YU7W2ABU2YDITS/
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/63YRPWPUSX3MBHNPIEJZDKQT6YA7UF6S/
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/1
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/2
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/3
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/5
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/6
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/9
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/10
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/7
MISC http://packetstormsecurity.com/files/169687/OpenSSL-Security-Advisory-20221101.html
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/11
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/12
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/15
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/14
MLIST http://www.openwall.com/lists/oss-security/2022/11/02/13
CONFIRM https://security.netapp.com/advisory/ntap-20221102-0001/
CERT-VN https://www.kb.cert.org/vuls/id/794340
MLIST http://www.openwall.com/lists/oss-security/2022/11/03/1
MLIST http://www.openwall.com/lists/oss-security/2022/11/03/2
MLIST http://www.openwall.com/lists/oss-security/2022/11/03/3
MLIST http://www.openwall.com/lists/oss-security/2022/11/03/5
MLIST http://www.openwall.com/lists/oss-security/2022/11/03/6
MLIST http://www.openwall.com/lists/oss-security/2022/11/03/7
MISC https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/63YRPWPUSX3MBHNPIEJZDKQT6YA7UF6S/
MISC https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DWP23EZYOBDJQP7HP4YU7W2ABU2YDITS/
MISC http://www.openwall.com/lists/oss-security/2022/11/03/11
MISC http://www.openwall.com/lists/oss-security/2022/11/03/10
MISC https://git.openssl.org/gitweb/?p=openssl.git%3Ba=commitdiff%3Bh=c42165b5706e42f67ef8ef4c351a9a4c5d21639a
MISC http://www.openwall.com/lists/oss-security/2022/11/03/9

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:openssl:openssl:*:*:*:*:*:*:*:* openssl >= 3.0.0 < 3.0.7

Vulnerable and fixed packages

Source package Branch Version Maintainer Status