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githubGitHub Advisory DatabaseGHSA-PQ64-V7F5-GQH8
HistoryMar 29, 2021 - 4:33 p.m.

Pygments vulnerable to Regular Expression Denial of Service (ReDoS)

2021-03-2916:33:03
CWE-400
GitHub Advisory Database
github.com
34

5 Medium

CVSS2

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

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

0.01 Low

EPSS

Percentile

83.3%

JSON

In pygments 1.1+, fixed in 2.7.4, the lexers used to parse programming languages rely heavily on regular expressions. Some of the regular expressions have exponential or cubic worst-case complexity and are vulnerable to ReDoS. By crafting malicious input, an attacker can cause a denial of service.

Affected configurations

Vulners
Node
pygmentspygmentsRange1.1≥
OR
pygmentspygmentsRange<2.7.4
CPENameOperatorVersion
pygmentsge1.1
pygmentslt2.7.4

Related

openvas 23
suse 3
cve 1
ubuntu 2
osv 15
nessus 40
debiancve 1
cvelist 1
prion 1
cbl_mariner 2
fedora 2
amazon 2
nvd 1
redhatcve 1
debian 5
veracode 1
alpinelinux 1
ubuntucve 1
mageia 2
almalinux 3
oraclelinux 3
rocky 3
freebsd 1
redhat 5
photon 4
altlinux 1
kitploit 1
ibm 2
openvas
openvas
Debian: Security Advisory (DLA-2600-1)
2021-03-20 00:00:00
Fedora: Security Advisory for python-pygments (FEDORA-2021-3f975f68c8)
2021-05-06 00:00:00
Debian: Security Advisory (DSA-4878-1)
2021-03-30 00:00:00
suse
suse
Security update for python-Pygments (important)
2021-12-03 00:00:00
Security update for python-Pygments (important)
2021-12-01 00:00:00
Security update for python-Pygments (important)
2021-12-01 00:00:00
cve
cve
CVE-2021-27291
2021-03-17 13:15:15
ubuntu
ubuntu
Pygments vulnerability
2021-03-30 00:00:00
Pygments vulnerabilities
2023-08-14 00:00:00
osv
osv
Pygments vulnerable to Regular Expression Denial of Service (ReDoS)
2021-03-29 16:33:03
pygments vulnerability
2021-03-30 16:33:13
PYSEC-2021-141
2021-03-17 13:15:00
nessus
nessus
Amazon Linux 2 : python3-pygments (ALAS-2023-2117)
2023-07-20 00:00:00
SUSE SLES15 Security Update : python-Pygments (SUSE-SU-2021:3841-1)
2021-12-02 00:00:00
SUSE SLED15 / SLES15 Security Update : python-Pygments (SUSE-SU-2021:3840-1)
2021-12-02 00:00:00
debiancve
debiancve
CVE-2021-27291
2021-03-17 13:15:15
cvelist
cvelist
CVE-2021-27291
2021-03-17 12:31:15
prion
prion
Denial of service
2021-03-17 13:15:00
cbl_mariner
cbl_mariner
CVE-2021-27291 affecting package python-pygments for versions less than 2.4.2-7
2022-04-09 06:51:44
CVE-2021-27291 affecting package python-pygments 2.4.2-6
2021-04-06 23:50:13
fedora
fedora
[SECURITY] Fedora 32 Update: python-pygments-2.4.2-9.fc32
2021-05-06 00:58:53
[SECURITY] Fedora 33 Update: python-pygments-2.6.1-6.fc33
2021-05-06 00:53:56
amazon
amazon
Medium: python-pygments
2023-08-03 18:10:00
Medium: python3-pygments
2023-07-05 22:01:00
nvd
nvd
CVE-2021-27291
2021-03-17 13:15:15
redhatcve
redhatcve
CVE-2021-27291
2021-03-18 18:25:25
debian
debian
[SECURITY] [DSA 4878-1] pygments security update
2021-03-27 13:58:51
[SECURITY] [DLA 2600-1] pygments security update
2021-03-19 17:21:51
[SECURITY] [DLA 2648-1] mediawiki security update
2021-05-05 05:43:33
veracode
veracode
Regular Expression Denial Of Service (ReDoS)
2021-03-18 05:32:25
alpinelinux
alpinelinux
CVE-2021-27291
2021-03-17 13:15:15
ubuntucve
ubuntucve
CVE-2021-27291
2021-03-17 00:00:00
mageia
mageia
Updated python-pygments packages fix a security vulnerability
2021-06-14 00:32:39
Updated mediawiki packages fix security vulnerabilities
2021-05-23 04:30:51
almalinux
almalinux
Moderate: resource-agents security, bug fix, and enhancement update
2021-11-09 08:20:04
Moderate: python36:3.6 security and bug fix update
2021-11-09 08:24:37
Moderate: python27:2.7 security update
2021-11-09 08:24:39
oraclelinux
oraclelinux
resource-agents security update
2021-11-19 00:00:00
python36:3.6 security and bug fix update
2021-11-16 00:00:00
python27:2.7 security update
2021-11-16 00:00:00
rocky
rocky
resource-agents security, bug fix, and enhancement update
2021-11-09 08:20:04
python36:3.6 security and bug fix update
2021-11-09 08:24:37
python27:2.7 security update
2021-11-09 08:24:39
freebsd
freebsd
py-pygments -- multiple DoS vulnerabilities
2021-03-17 00:00:00
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
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
kitploit
kitploit
Regexploit - Find Regular Expressions Which Are Vulnerable To ReDoS (Regular Expression Denial Of Service)
2021-07-20 12:30:00
ibm
ibm
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

5 Medium

CVSS2

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

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

0.01 Low

EPSS

Percentile

83.3%

JSON
Related for GHSA-PQ64-V7F5-GQH8
openvas23suse3cve1ubuntu2osv15nessus40debiancve1cvelist1prion1cbl_mariner2fedora2amazon2nvd1redhatcve1debian5veracode1alpinelinux1ubuntucve1mageia2almalinux3oraclelinux3rocky3freebsd1redhat5photon4altlinux1kitploit1ibm2