Lucene search

K
osvGoogleOSV:USN-5638-4
HistoryFeb 28, 2023 - 3:19 p.m.

expat vulnerabilities

2023-02-2815:19:01
Google
osv.dev
5
expat
vulnerabilities
ubuntu 14.04 esm
memory handling
xml files
arbitrary code

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

77.8%

USN-5638-1 fixed several vulnerabilities in Expat. This update provides
the corresponding update for Ubuntu 14.04 ESM.

Original advisory details:

Rhodri James discovered that Expat incorrectly handled memory when
processing certain malformed XML files. An attacker could possibly
use this issue to cause a crash or execute arbitrary code.

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.7 High

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

77.8%