A NULL pointer dereference was found In libssh during re-keying with algorithm guessing. This issue may allow an authenticated client to cause a denial of service.
References
| Link | Resource |
|---|---|
| http://www.libssh.org/security/advisories/CVE-2023-1667.txt | Vendor Advisory |
| https://access.redhat.com/security/cve/CVE-2023-1667 | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2182199 | Issue Tracking Third Party Advisory |
| https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html | Mailing List Third Party Advisory |
| https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/ | |
| https://security.gentoo.org/glsa/202312-05 |
Configurations
Configuration 1 (hide)
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Configuration 2 (hide)
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Configuration 3 (hide)
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Configuration 4 (hide)
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History
22 Dec 2023, 10:15
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07 Nov 2023, 04:04
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06 Jun 2023, 15:02
| Type | Values Removed | Values Added |
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| First Time |
Redhat enterprise Linux
Libssh Debian Fedoraproject fedora Libssh libssh Debian debian Linux Fedoraproject Redhat |
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| CPE | cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* cpe:2.3:a:libssh:libssh:*:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* |
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| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 6.5 |
| CWE | CWE-476 | |
| References | (MLIST) https://lists.debian.org/debian-lts-announce/2023/05/msg00029.html - Mailing List, Third Party Advisory | |
| References | (FEDORA) https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/27PD44ALQTZXX7K6JAM3BXBUHYA6DFFN/ - Mailing List, Third Party Advisory | |
| References | (MISC) https://access.redhat.com/security/cve/CVE-2023-1667 - Third Party Advisory | |
| References | (MISC) https://bugzilla.redhat.com/show_bug.cgi?id=2182199 - Issue Tracking, Third Party Advisory | |
| References | (MISC) http://www.libssh.org/security/advisories/CVE-2023-1667.txt - Vendor Advisory |
30 May 2023, 00:15
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28 May 2023, 06:15
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26 May 2023, 18:15
| Type | Values Removed | Values Added |
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| New CVE |
Information
Published : 2023-05-26 18:15
Updated : 2023-12-22 10:15
NVD link : CVE-2023-1667
Mitre link : CVE-2023-1667
CVE.ORG link : CVE-2023-1667
JSON object : View
Products Affected
debian
- debian_linux
redhat
- enterprise_linux
libssh
- libssh
fedoraproject
- fedora
CWE
CWE-476
NULL Pointer Dereference