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ubuntuUbuntuUSN-4437-1
HistoryJul 27, 2020 - 12:00 a.m.

libslirp vulnerability

2020-07-2700:00:00
ubuntu.com
57
libslirp
ubuntu 20.04 lts
icmp echo
denial of service

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6.9

Confidence

High

EPSS

0.001

Percentile

30.3%

Releases

  • Ubuntu 20.04 LTS

Packages

  • libslirp - None

Details

Ziming Zhang and VictorV discovered that libslirp incorrectly handled
replying to certain ICMP echo requests. A remote attacker could possibly
use this issue to cause libslirp to crash, resulting in a denial of
service.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchlibslirp0< 4.1.0-2ubuntu2.1UNKNOWN
Ubuntu20.04noarchlibslirp-dev< 4.1.0-2ubuntu2.1UNKNOWN
Ubuntu20.04noarchlibslirp0-dbgsym< 4.1.0-2ubuntu2.1UNKNOWN

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

6.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

6.9

Confidence

High

EPSS

0.001

Percentile

30.3%