Lucene search

K
debiancveDebian Security Bug TrackerDEBIANCVE:CVE-2023-38313
HistoryNov 17, 2023 - 6:15 a.m.

CVE-2023-38313

2023-11-1706:15:33
Debian Security Bug Tracker
security-tracker.debian.org
6
opennds
captive portal
null pointer dereference
denial-of-service
binauth
unix

CVSS3

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

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

EPSS

0.001

Percentile

20.4%

An issue was discovered in OpenNDS Captive Portal before 10.1.2. it has a do_binauth NULL pointer dereference that can be triggered with a crafted GET HTTP request with a missing client redirect query string parameter. Triggering this issue results in crashing openNDS (a Denial-of-Service condition). The issue occurs when the client is about to be authenticated, and can be triggered only when the BinAuth option is set. Affected OpenNDS Captive Portal before version 10.1.2 fixed infixed in OpenWrt master, OpenWrt 23.05 and OpenWrt 22.03 on28. August 2023 by updating OpenNDS to version 10.1.3.

OSVersionArchitecturePackageVersionFilename
Debian12allopennds<= 9.10.0-1opennds_9.10.0-1_all.deb
Debian999allopennds< 10.2.0+dfsg-1opennds_10.2.0+dfsg-1_all.deb

CVSS3

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

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

EPSS

0.001

Percentile

20.4%

Related for DEBIANCVE:CVE-2023-38313