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Debian Security Bug TrackerDEBIANCVE:CVE-2018-25021

HistoryDec 13, 2021 - 1:15 a.m.

CVE-2018-25021

2021-12-1301:15:07

Debian Security Bug Tracker

security-tracker.debian.org

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

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

0.008 Low

EPSS

Percentile

81.1%

JSON

The TCP Server module in toxcore before 0.2.8 doesn’t free the TCP priority queue under certain conditions, which allows a remote attacker to exhaust the system’s memory, causing a denial of service (DoS).

OSVersionArchitecturePackageVersionFilename
Debian12alllibtoxcore< 0.2.8-1libtoxcore_0.2.8-1_all.deb
Debian11alllibtoxcore< 0.2.8-1libtoxcore_0.2.8-1_all.deb
Debian10alllibtoxcore< 0.2.8-1libtoxcore_0.2.8-1_all.deb
Debian999alllibtoxcore< 0.2.8-1libtoxcore_0.2.8-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libtoxcore	< 0.2.8-1	libtoxcore_0.2.8-1_all.deb
Debian	11	all	libtoxcore	< 0.2.8-1	libtoxcore_0.2.8-1_all.deb
Debian	10	all	libtoxcore	< 0.2.8-1	libtoxcore_0.2.8-1_all.deb
Debian	999	all	libtoxcore	< 0.2.8-1	libtoxcore_0.2.8-1_all.deb

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

7.5 High

CVSS3

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

0.008 Low

EPSS

Percentile

81.1%

JSON

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