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ubuntuUbuntuUSN-4451-1
HistoryAug 04, 2020 - 12:00 a.m.

ppp vulnerability

2020-08-0400:00:00
ubuntu.com
44
ubuntu 20.04 lts
ubuntu 18.04 esm
ubuntu 16.04 esm
point-to-point protocol
arbitrary code execution

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

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

28.9%

JSON

Releases

  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • ppp - Point-to-Point Protocol (PPP)

Details

Thomas Chauchefoin working with Trend Micro´s Zero Day Initiative,
discovered that ppp incorrectly handled module loading. A local attacker
could use this issue to load arbitrary kernel modules and possibly execute
arbitrary code.

OSVersionArchitecturePackageVersionFilename
Ubuntu20.04noarchppp< 2.4.7-2+4.1ubuntu5.1UNKNOWN
Ubuntu20.04noarchppp-dbgsym< 2.4.7-2+4.1ubuntu5.1UNKNOWN
Ubuntu20.04noarchppp-dev< 2.4.7-2+4.1ubuntu5.1UNKNOWN
Ubuntu20.04noarchppp-udeb< 2.4.7-2+4.1ubuntu5.1UNKNOWN
Ubuntu18.04noarchppp< 2.4.7-2+2ubuntu1.3UNKNOWN
Ubuntu18.04noarchppp-dbgsym< 2.4.7-2+2ubuntu1.3UNKNOWN
Ubuntu18.04noarchppp-dev< 2.4.7-2+2ubuntu1.3UNKNOWN
Ubuntu18.04noarchppp-udeb< 2.4.7-2+2ubuntu1.3UNKNOWN
Ubuntu16.04noarchppp< 2.4.7-1+2ubuntu1.16.04.3UNKNOWN
Ubuntu16.04noarchppp-dbgsym< 2.4.7-1+2ubuntu1.16.04.3UNKNOWN
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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

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

28.9%

JSON
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