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ubuntuUbuntuUSN-6694-1
HistoryMar 14, 2024 - 12:00 a.m.

Expat vulnerabilities

2024-03-1400:00:00
ubuntu.com
78
expat vulnerabilities
xml parsing
denial of service
ubuntu 23.10
ubuntu 22.04 lts
cve-2023-52425
cve-2024-28757
resources consumption

CVSS3

7.5

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

AI Score

7.3

Confidence

Low

EPSS

0.001

Percentile

38.0%

Releases

  • Ubuntu 23.10
  • Ubuntu 22.04 LTS

Packages

  • expat - XML parsing C library

Details

It was discovered that Expat could be made to consume large amounts of
resources. If a user or automated system were tricked into processing
specially crafted input, an attacker could possibly use this issue to cause
a denial of service. (CVE-2023-52425, CVE-2024-28757)

CVSS3

7.5

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

AI Score

7.3

Confidence

Low

EPSS

0.001

Percentile

38.0%