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ubuntuUbuntuUSN-5256-2
HistoryJul 18, 2022 - 12:00 a.m.

uriparser vulnerabilities

2022-07-1800:00:00
ubuntu.com
33
ubuntu
uriparser
vulnerabilities
esm
memory operations
denial of service

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.8

Confidence

High

EPSS

0.001

Percentile

48.3%

Releases

  • Ubuntu 20.04 LTS
  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • uriparser - Strictly RFC 3986 compliant URI parsing library

Details

USN-5256-1 fixed several vulnerabilities in uriparser. This update provides
the corresponding update for Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and
Ubuntu 20.04 ESM.

Original advisory details:

It was discovered that uriparser incorrectly handled certain memory operations.
An attacker could use this to cause a denial of service.
(CVE-2021-46141, CVE-2021-46142)

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.8

Confidence

High

EPSS

0.001

Percentile

48.3%