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OVAL Definitions
>
OVAL Definition Details
Id
oval:com.altx-soft.nix:def:193505
[Rus]
Version
1
Class
patch
ALTXid
411243
Language
English
Severity
High
Title
MGASA-2022-0394 -- security update for krb5-appl
Description
NULL pointer dereference in krb5-appl telnetd. (CVE-2022-39028)
Family
unix
Platform
Mageia 8
Product
krb5-appl
Reference
VENDOR: MGASA-2022-0394
VENDOR: MGASA-2022-0394
Id:
MGASA-2022-0394
Reference:
https://advisories.mageia.org/MGASA-2022-0394.html
CVE: CVE-2022-39028
CVE: CVE-2022-39028
Id:
CVE-2022-39028
Reference:
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-39028
Comment
: telnetd in GNU Inetutils through 2.3, MIT krb5-appl through 1.0.3, and derivative works has a NULL pointer dereference via 0xff 0xf7 or 0xff 0xf8. In a typical installation, the telnetd application would crash but the telnet service would remain available through inetd. However, if the telnetd application has many crashes within a short time interval, the telnet service would become unavailable after inetd logs a "telnet/tcp server failing (looping), service terminated" error. NOTE: MIT krb5-appl is not supported upstream but is shipped by a few Linux distributions. The affected code was removed from the supported MIT Kerberos 5 (aka krb5) product many years ago, at version 1.8.
CVSSv3 Score:
7.5
Attack vector:
NETWORK
Attack complexity:
LOW
Privileges required:
NONE
User interaction:
NONE
Scope:
UNCHANGED
Confidentiality impact:
NONE
Integrity impact:
NONE
Availability impact:
HIGH
CVSSv3 Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE:
476 (NULL Pointer Dereference)
References:
https://lists.gnu.org/archive/html/bug-inetutils/2022-08/msg00002.html (MISC)
https://git.hadrons.org/cgit/debian/pkgs/inetutils.git/commit/?id=113da8021710d871c7dd72d2a4d5615d42d64289 (MISC)
https://pierrekim.github.io/blog/2022-08-24-2-byte-dos-freebsd-netbsd-telnetd-netkit-telnetd-inetutils-telnetd-kerberos-telnetd.html (MISC)
[debian-lts-announce] 20221125 [SECURITY] [DLA 3205-1] inetutils security update (MLIST)
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