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
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
Debian LTS Advisory DLA-2563-1 [email protected]
https://www.debian.org/lts/security/ Chris Lamb
February 18, 2021 https://wiki.debian.org/LTS
Package : openssl
Version : 1.1.0l-1~deb9u3
CVE IDs : CVE-2021-23840 CVE-2021-23841
It was discovered that there were two issues in the openssl
cryptographic system:
CVE-2021-23840: Prevent an issue where "Digital EnVeloPe"
EVP-related calls could cause applications to behave incorrectly
or even crash.
CVE-2021-23841: Prevent an issue in the X509 certificate parsing
caused by the lack of error handling while ingesting the "issuer"
field.
For Debian 9 "Stretch", these problems have been fixed in version
1.1.0l-1~deb9u3.
We recommend that you upgrade your openssl packages.
For the detailed security status of openssl please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/openssl
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 9 | all | openssl | < 1.1.0l-1~deb9u3 | openssl_1.1.0l-1~deb9u3_all.deb |
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
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P