9.8 High
CVSS3
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
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
system.text.encodings.web is vulnerable to remote code execution. A buffer overrun allows an attacker to remotely execute arbitrary code on the host OS.
bugzilla.redhat.com/show_bug.cgi?id=1933740
github.com/advisories/GHSA-ghhp-997w-qr28
github.com/dotnet/announcements/issues/178
github.com/dotnet/runtime/issues/49377
github.com/dotnet/runtime/pull/49373
lists.fedoraproject.org/archives/list/[email protected]/message/S2AZOUKMCHT2WBHR7MYDTYXWOBHZW5P5/
lists.fedoraproject.org/archives/list/[email protected]/message/TW3ZSJTTMZAFKGW7NJWTVVFZUYYU2SJZ/
lists.fedoraproject.org/archives/list/[email protected]/message/UBOSSX7U6BSHV5RI74FCOW4ITJ5RRJR5/
lists.fedoraproject.org/archives/list/[email protected]/message/WA5WQJVHUL5C4XMJTLY3C67R4WP35EF4/
lists.fedoraproject.org/archives/list/[email protected]/message/XPUKFHIGP5YNJRRFWKDJ2XRS4WTFJNNK/
lists.fedoraproject.org/archives/list/[email protected]/message/YLFATXASXW4OV2ZBSRP4G55HJH73QPBP/
portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701
9.8 High
CVSS3
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
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