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almalinuxAlmaLinuxALSA-2023:1405
HistoryMar 22, 2023 - 12:00 a.m.

Important: openssl security update

2023-03-2200:00:00
errata.almalinux.org
19
openssl
x.400
rsa
timing attack
security update
cryptography
cvss
cve
tls
ssl

7.5 High

CVSS3

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

0.004 Low

EPSS

Percentile

72.5%

OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library.

Security Fix(es):

  • openssl: X.400 address type confusion in X.509 GeneralName (CVE-2023-0286)
  • openssl: timing attack in RSA Decryption implementation (CVE-2022-4304)
  • openssl: double free after calling PEM_read_bio_ex (CVE-2022-4450)
  • openssl: use-after-free following BIO_new_NDEF (CVE-2023-0215)

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.

7.5 High

CVSS3

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

0.004 Low

EPSS

Percentile

72.5%