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ubuntuUbuntuUSN-6517-1
HistoryNov 27, 2023 - 12:00 a.m.

Perl vulnerabilities

2023-11-2700:00:00
ubuntu.com
46
ubuntu 22.04 lts
ubuntu 20.04 lts
perl
denial of service
resource consumption
cve-2022-48522
regular expressions
crash
cve-2023-47038
arbitrary code

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.6

Confidence

High

EPSS

0.006

Percentile

78.1%

Releases

  • Ubuntu 23.10
  • Ubuntu 23.04
  • Ubuntu 22.04 LTS
  • Ubuntu 20.04 LTS

Packages

  • perl - Practical Extraction and Report Language

Details

It was discovered that Perl incorrectly handled printing certain warning
messages. An attacker could possibly use this issue to cause Perl to
consume resources, leading to a denial of service. This issue only affected
Ubuntu 22.04 LTS. (CVE-2022-48522)

Nathan Mills discovered that Perl incorrectly handled certain regular
expressions. An attacker could use this issue to cause Perl to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2023-47038)

OSVersionArchitecturePackageVersionFilename
Ubuntu23.10noarchperl< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.10noarchlibperl-dev< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.10noarchlibperl5.36< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.10noarchperl-base< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.10noarchperl-debug< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.10noarchperl-doc< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.10noarchperl-modules-5.36< 5.36.0-9ubuntu1.1UNKNOWN
Ubuntu23.04noarchperl< 5.36.0-7ubuntu0.23.04.2UNKNOWN
Ubuntu23.04noarchlibperl-dev< 5.36.0-7ubuntu0.23.04.2UNKNOWN
Ubuntu23.04noarchlibperl5.36< 5.36.0-7ubuntu0.23.04.2UNKNOWN
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CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

8.6

Confidence

High

EPSS

0.006

Percentile

78.1%