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CVE-2020-10543

Date: June 5, 2020

Perl before 5.30.3 on 32-bit platforms allows a heap-based buffer overflow because nested regular expression quantifiers have an integer overflow.

Language: DEBIAN

Severity Score

8.2

Related Resources (21)

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-10543

Url: https://www.oracle.com/security-alerts/cpuApr2021.html

Url: https://github.com/perl/perl5/commit/897d1f7fd515b828e4b198d8b8bef76c6faf03ed

Url: https://www.oracle.com/security-alerts/cpuoct2020.html

Url: https://security.alpinelinux.org/vuln/CVE-2020-10543

Url: https://security.netapp.com/advisory/ntap-20200611-0001/

Url: https://security-tracker.debian.org/tracker/CVE-2020-10543

Url: http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00044.html

Url: https://www.oracle.com/security-alerts/cpujan2021.html

Url: https://github.com/Perl/perl5/blob/blead/pod/perl5303delta.pod

Url: https://www.oracle.com/security-alerts/cpujan2022.html

Url: https://access.redhat.com/security/cve/CVE-2020-10543

Url: https://security.gentoo.org/glsa/202006-03

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-10543

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IN3TTBO5KSGWE5IRIKDJ5JSQRH7ANNXE/

Url: https://github.com/Perl/perl5/compare/v5.30.2...v5.30.3

Url: https://www.oracle.com//security-alerts/cpujul2021.html

Url: https://www.oracle.com/security-alerts/cpuapr2022.html

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IN3TTBO5KSGWE5IRIKDJ5JSQRH7ANNXE/

Url: https://www.oracle.com/security-alerts/cpuoct2021.html

Url: https://www.mend.io/vulnerability-database/CVE-2020-10543

Severity Score

8.2

Weakness Type (CWE)

Integer Overflow or Wraparound

CWE-190

Out-of-bounds Write

CWE-787

CVSS v3.1

Base Score:	8.2
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	LOW
Availability (A):	HIGH

CVSS v2

Base Score:	6.4
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	PARTIAL
Availability (A):	PARTIAL
Additional information:

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