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redhatRedHatRHSA-2021:2792
HistoryJul 20, 2021 - 1:20 p.m.

(RHSA-2021:2792) Moderate: perl security and bug fix update

2021-07-2013:20:44
access.redhat.com
57

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

70.4%

Perl is a high-level programming language that is commonly used for system administration utilities and web programming.

Security Fix(es):

  • perl: heap-based buffer overflow in regular expression compiler leads to DoS (CVE-2020-10543)

  • perl: corruption of intermediate language state of compiled regular expression due to integer overflow leads to DoS (CVE-2020-10878)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • [perl-net-ping] wrong return value on failing DNS name lookup (BZ#1973177)

8.6 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

HIGH

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

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

70.4%