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debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2022-4603
HistoryDec 18, 2022 - 11:15 a.m.

CVE-2022-4603

2022-12-1811:15:11
Debian Security Bug Tracker
security-tracker.debian.org
5
vulnerability
ppp
dumpppp
pppdump
array index
patch
improper validation
vdb-216198

6.5 Medium

CVSS3

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

8.7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

49.1%

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.

OSVersionArchitecturePackageVersionFilename
Debian12allppp<= 2.4.9-1+1.1ppp_2.4.9-1+1.1_all.deb
Debian11allppp<= 2.4.9-1+1ppp_2.4.9-1+1_all.deb
Debian999allppp<= 2.5.0-1+2ppp_2.5.0-1+2_all.deb
Debian13allppp<= 2.5.0-1+2ppp_2.5.0-1+2_all.deb

6.5 Medium

CVSS3

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

8.7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

49.1%