CVE-2022-4603

2022-12-1800:00:00

ubuntu.com

ppp

dumpppp

pppdump

improper validation

array index

vulnerability

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS

0.002

Percentile

54.9%

JSON

DISPUTED A vulnerability classified as problematic has been found in
ppp. Affected is the function dumpppp of the file pppdump/pppdump.c of the
component pppdump. The manipulation of the argument spkt.buf/rpkt.buf leads
to improper validation of array index. The real existence of this
vulnerability is still doubted at the moment. The name of the patch is
a75fb7b198eed50d769c80c36629f38346882cbf. It is recommended to apply a
patch to fix this issue. VDB-216198 is the identifier assigned to this
vulnerability. NOTE: pppdump is not used in normal process of setting up a
PPP connection, is not installed setuid-root, and is not invoked
automatically in any scenario.