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nvd[email protected]NVD:CVE-2021-20270
HistoryMar 23, 2021 - 5:15 p.m.

CVE-2021-20270

2021-03-2317:15:13
CWE-835
[email protected]
web.nvd.nist.gov
9
cve-2021-20270 pygments smllexer denial of service

CVSS2

5

Attack Vector

NETWORK

Attack 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

CVSS3

7.5

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

EPSS

0.003

Percentile

68.6%

JSON

An infinite loop in SMLLexer in Pygments versions 1.5 to 2.7.3 may lead to denial of service when performing syntax highlighting of a Standard ML (SML) source file, as demonstrated by input that only contains the “exception” keyword.

Affected configurations

Nvd
Node
pygmentspygmentsRange1.5–2.7.3
Node
redhatopenshift_container_platformMatch3.11
OR
redhatopenshift_container_platformMatch4.0
OR
redhatopenstack_platformMatch10.0
OR
redhatsoftware_collectionsMatch-
OR
redhatenterprise_linuxMatch7.0
OR
redhatenterprise_linuxMatch8.0
Node
fedoraprojectfedoraMatch33
Node
debiandebian_linuxMatch9.0
OR
debiandebian_linuxMatch10.0
VendorProductVersionCPE
pygmentspygments*cpe:2.3:a:pygments:pygments:*:*:*:*:*:*:*:*
redhatopenshift_container_platform3.11cpe:2.3:a:redhat:openshift_container_platform:3.11:*:*:*:*:*:*:*
redhatopenshift_container_platform4.0cpe:2.3:a:redhat:openshift_container_platform:4.0:*:*:*:*:*:*:*
redhatopenstack_platform10.0cpe:2.3:a:redhat:openstack_platform:10.0:*:*:*:*:*:*:*
redhatsoftware_collections-cpe:2.3:a:redhat:software_collections:-:*:*:*:*:*:*:*
redhatenterprise_linux7.0cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
redhatenterprise_linux8.0cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
debiandebian_linux9.0cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
debiandebian_linux10.0cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

Related

nessus 31
redos 1
osv 15
redhatcve 1
openvas 14
debian 5
suse 1
cvelist 1
alpinelinux 1
cbl_mariner 3
ubuntu 2
debiancve 1
veracode 1
cve 1
ubuntucve 1
prion 1
github 1
oraclelinux 3
rocky 3
almalinux 3
redhat 5
freebsd 1
mageia 1
photon 4
altlinux 1
ibm 3
nessus
nessus
Debian DLA-2590-1 : pygments security update
2021-03-15 00:00:00
Debian DSA-4870-1 : pygments - security update
2021-03-15 00:00:00
CBL Mariner 2.0 Security Update: python-pygments (CVE-2021-20270)
2024-08-30 00:00:00
redos
redos
ROS-20240723-02
2024-07-23 00:00:00
osv
osv
CVE-2021-20270
2021-03-23 17:15:13
pygments - security update
2021-03-12 00:00:00
pygments - security update
2021-03-12 00:00:00
redhatcve
redhatcve
CVE-2021-20270
2021-03-05 10:35:25
openvas
openvas
Debian: Security Advisory (DLA-2590-1)
2021-03-13 00:00:00
Debian: Security Advisory (DSA-4870-1)
2021-03-14 00:00:00
Ubuntu: Security Advisory (USN-4885-1)
2021-03-23 00:00:00
debian
debian
[SECURITY] [DSA 4870-1] pygments security update
2021-03-12 21:43:51
[SECURITY] [DLA 2590-1] pygments security update
2021-03-12 10:08:47
[SECURITY] [DLA 2648-2] mediawiki regression update
2021-05-06 19:48:46
suse
suse
Security update for python-Pygments (important)
2021-10-31 00:00:00
cvelist
cvelist
CVE-2021-20270
2021-03-23 16:40:22
alpinelinux
alpinelinux
CVE-2021-20270
2021-03-23 17:15:13
cbl_mariner
cbl_mariner
CVE-2021-20270 affecting package python-pygments 2.4.2-6
2021-04-06 23:50:13
CVE-2021-20270 affecting package python-pygments for versions less than 2.4.2-7
2022-04-09 06:51:44
CVE-2021-20270 affecting package python-pygments for versions less than 2.7.4-1
2024-07-24 00:12:29
ubuntu
ubuntu
Pygments vulnerability
2021-03-22 00:00:00
Pygments vulnerabilities
2023-08-14 00:00:00
debiancve
debiancve
CVE-2021-20270
2021-03-23 17:15:13
veracode
veracode
Denial Of Service (DoS)
2021-02-02 01:30:48
cve
cve
CVE-2021-20270
2021-03-23 17:15:13
ubuntucve
ubuntucve
CVE-2021-20270
2021-03-09 00:00:00
prion
prion
Input validation
2021-03-23 17:15:00
github
github
Infinite Loop in Pygments
2021-04-20 16:35:47
oraclelinux
oraclelinux
python36:3.6 security and bug fix update
2021-11-16 00:00:00
resource-agents security update
2021-11-19 00:00:00
python27:2.7 security update
2021-11-16 00:00:00
rocky
rocky
python36:3.6 security and bug fix update
2021-11-09 08:24:37
resource-agents security, bug fix, and enhancement update
2021-11-09 08:20:04
python27:2.7 security update
2021-11-09 08:24:39
almalinux
almalinux
Moderate: python36:3.6 security and bug fix update
2021-11-09 08:24:37
Moderate: resource-agents security, bug fix, and enhancement update
2021-11-09 08:20:04
Moderate: python27:2.7 security update
2021-11-09 08:24:39
redhat
redhat
(RHSA-2021:4139) Moderate: resource-agents security, bug fix, and enhancement update
2021-11-09 08:20:04
(RHSA-2021:4150) Moderate: python36:3.6 security and bug fix update
2021-11-09 08:24:37
(RHSA-2021:0781) Moderate: Red Hat Ansible Automation Platform 1.2.2 security and bug fix update
2021-03-09 15:08:01
freebsd
freebsd
py-pygments -- multiple DoS vulnerabilities
2021-03-17 00:00:00
mageia
mageia
Updated mediawiki packages fix security vulnerabilities
2021-05-23 04:30:51
photon
photon
Critical Photon OS Security Update - PHSA-2021-0253
2021-06-15 00:00:00
Critical Photon OS Security Update - PHSA-2021-3.0-0253
2021-06-16 00:00:00
Critical Photon OS Security Update - PHSA-2021-0047
2021-06-16 00:00:00
altlinux
altlinux
Security fix for the ALT Linux 9 package mediawiki version 1.35.2-alt1
2021-04-24 00:00:00
ibm
ibm
Security Bulletin: Multiple Vulnerabilities in CloudPak for Watson AIOPs
2022-10-25 14:32:34
Security Bulletin: IBM Cloud Pak for Security includes components with multiple known vulnerabilities
2023-01-19 13:54:16
Security Bulletin: Cloud Pak for Security uses packages that are vulnerable to multiple CVEs
2023-03-08 18:05:21

CVSS2

5

Attack Vector

NETWORK

Attack 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

CVSS3

7.5

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

EPSS

0.003

Percentile

68.6%

JSON
Related for NVD:CVE-2021-20270
nessus31redos1osv15redhatcve1openvas14debian5suse1cvelist1alpinelinux1cbl_mariner3ubuntu2debiancve1veracode1cve1ubuntucve1prion1github1oraclelinux3rocky3almalinux3redhat5freebsd1mageia1photon4altlinux1ibm3