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ubuntuUbuntuUSN-6082-1
HistoryMay 17, 2023 - 12:00 a.m.

EventSource vulnerability

2023-05-1700:00:00
ubuntu.com
26

9.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

9.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

57.1%

Releases

  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • node-eventsource - EventSource client for Node.js and Browser (polyfill)

Details

It was discovered that EventSource incorrectly handled certain inputs. If a
user or an automated system were tricked into opening a specially crafted
input file, a remote attacker could possibly use this issue to obtain
sensitive information.

OSVersionArchitecturePackageVersionFilename
Ubuntu22.04noarchnode-eventsource< 1.1.0+~1.1.8-1ubuntu0.1UNKNOWN
Ubuntu20.04noarchnode-eventsource< 0.2.1-1+deb10u1build0.20.04.1UNKNOWN
Ubuntu18.04noarchnode-eventsource< 0.2.1-1+deb10u1build0.18.04.1UNKNOWN
Ubuntu16.04noarchnode-eventsource< 0.1.6-1ubuntu0.1~esm1UNKNOWN
Ubuntu16.04noarchnode-eventsource< 0.1.6-1UNKNOWN

9.3 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

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

9.4 High

AI Score

Confidence

High

5.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

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

0.002 Low

EPSS

Percentile

57.1%