CVE-2021-2020

mysql: Server: Optimizer unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.20 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVSS 3.1 · 6.5 Medium EPSS 2.8% KEV · Not listed

Vendors

Fedoraproject Netapp Oracle and 1 more

Products

Fedora Oncommand Insight Oncommand Workflow Automation and 6 more

CVE-2021-2019

mysql: Server: Security: Privileges unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Privileges). Supported versions that are affected are 8.0.19 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 2.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N).

CVSS 3.1 · 2.7 Low EPSS 1.7% KEV · Not listed

Vendors

Fedoraproject Netapp Oracle and 1 more

Products

Fedora Oncommand Insight Oncommand Workflow Automation and 6 more

CVE-2021-2016

mysql: Server: Optimizer unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.19 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

CVSS 3.1 · 4.9 Medium EPSS 2.2% KEV · Not listed

Vendors

Fedoraproject Netapp Oracle and 1 more

Products

Fedora Oncommand Insight Oncommand Workflow Automation and 6 more

CVE-2021-2012

mysql: Server: Security: Privileges unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Privileges). Supported versions that are affected are 8.0.20 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

CVSS 3.1 · 4.9 Medium EPSS 2.2% KEV · Not listed

Vendors

Fedoraproject Netapp Oracle and 1 more

Products

Fedora Oncommand Insight Oncommand Workflow Automation and 6 more

CVE-2021-2009

mysql: Server: Security: Roles unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Roles). Supported versions that are affected are 8.0.19 and prior. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

CVSS 3.1 · 4.9 Medium EPSS 2.4% KEV · Not listed

Vendors

Fedoraproject Netapp Oracle and 1 more

Products

Fedora Oncommand Insight Oncommand Workflow Automation and 6 more

CVE-2021-2007

mysql: C API unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 5.6.47 and prior, 5.7.29 and prior and 8.0.19 and prior. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Client accessible data. CVSS 3.1 Base Score 3.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).

CVSS 3.1 · 3.7 Low EPSS 2.3% KEV · Not listed

Vendors

Fedoraproject Mariadb Netapp and 2 more

Products

Fedora Mariadb Active Iq Unified Manager and 7 more

CVE-2021-2006

mysql: C API unspecified vulnerability (CPU Jan 2021)

Vulnerability in the MySQL Client product of Oracle MySQL (component: C API). Supported versions that are affected are 8.0.19 and prior. Difficult to exploit vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Client. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Client. CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVSS 3.1 · 5.3 Medium EPSS 1.8% KEV · Not listed

Vendors

Fedoraproject Netapp Oracle and 1 more

Products

Fedora Active Iq Unified Manager Oncommand Insight and 6 more

CVE-2021-29989

Mozilla: Memory safety bugs fixed in Thunderbird 78.13

Mozilla developers reported memory safety bugs present in Firefox 90 and Firefox ESR 78.12. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.13, Firefox ESR < 78.13, and Firefox < 91.

CVSS 3.1 · 8.8 High EPSS 1.3% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29988

Mozilla: Memory corruption as a result of incorrect style treatment

Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

CVSS 3.1 · 8.8 High EPSS 1.4% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29986

Mozilla: Race condition when resolving DNS names could have led to memory corruption

A suspected race condition when calling getaddrinfo led to memory corruption and a potentially exploitable crash. *Note: This issue only affected Linux operating systems. Other operating systems are unaffected.* This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

CVSS 3.1 · 8.1 High EPSS 1.3% KEV · Not listed

Vendors

Linux Mozilla Redhat

Products

Linux Kernel Firefox Firefox Esr and 3 more

CVE-2021-29985

Mozilla: Use-after-free media channels

A use-after-free vulnerability in media channels could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

CVSS 3.1 · 8.8 High EPSS 1.5% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29984

Mozilla: Incorrect instruction reordering during JIT optimization

Instruction reordering resulted in a sequence of instructions that would cause an object to be incorrectly considered during garbage collection. This led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

CVSS 3.1 · 8.8 High EPSS 1.4% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29980

Mozilla: Uninitialized memory in a canvas object could have led to memory corruption

Uninitialized memory in a canvas object could have caused an incorrect free() leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

CVSS 3.1 · 8.8 High EPSS 1.4% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29976

Mozilla: Memory safety bugs fixed in Firefox 90 and Firefox ESR 78.12

Mozilla developers reported memory safety bugs present in code shared between Firefox and Thunderbird. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.

CVSS 3.1 · 8.8 High EPSS 1.2% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29970

Mozilla: Use-after-free in accessibility features of a document

A malicious webpage could have triggered a use-after-free, memory corruption, and a potentially exploitable crash. *This bug could only be triggered when accessibility was enabled.*. This vulnerability affects Thunderbird < 78.12, Firefox ESR < 78.12, and Firefox < 90.

CVSS 3.1 · 8.8 High EPSS 1.4% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29969

Mozilla: IMAP server responses sent by a MITM prior to STARTTLS could be processed

If Thunderbird was configured to use STARTTLS for an IMAP connection, and an attacker injected IMAP server responses prior to the completion of the STARTTLS handshake, then Thunderbird didn't ignore the injected data. This could have resulted in Thunderbird showing incorrect information, for example the attacker could have tricked Thunderbird to show folders that didn't exist on the IMAP server. This vulnerability affects Thunderbird < 78.12.

CVSS 3.1 · 5.9 Medium EPSS 1.2% KEV · Not listed

Vendors

Mozilla Redhat

Products

Thunderbird Enterprise Linux Rhel Eus

CVE-2021-29967

Mozilla: Memory safety bugs fixed in Firefox 89 and Firefox ESR 78.11

Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.

CVSS 3.1 · 8.8 High EPSS 1.4% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Firefox Esr Thunderbird and 2 more

CVE-2021-29957

Mozilla: Partial protection of inline OpenPGP message not indicated

If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains an additional unprotected part, Thunderbird did not indicate that only parts of the message are protected. This vulnerability affects Thunderbird < 78.10.2.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed

Vendors

Mozilla Redhat

Products

Thunderbird Enterprise Linux Rhel Eus

CVE-2021-29956

Mozilla: Thunderbird stored OpenPGP secret keys without master password protection

OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored unencrypted on the user's local disk. The master password protection was inactive for those keys. Version 78.10.2 will restore the protection mechanism for newly imported keys, and will automatically protect keys that had been imported using affected Thunderbird versions. This vulnerability affects Thunderbird < 78.10.2.

CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed

Vendors

Mozilla Redhat

Products

Thunderbird Enterprise Linux Rhel Eus

CVE-2021-29950

Mozilla: Logic issue potentially leaves key material unlocked

Thunderbird unprotects a secret OpenPGP key prior to using it for a decryption, signing or key import task. If the task runs into a failure, the secret key may remain in memory in its unprotected state. This vulnerability affects Thunderbird < 78.8.1.

CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed

Vendors

Mozilla Redhat

Products

Thunderbird Enterprise Linux Rhel Eus