CVE-2021-20270
published 2021-03-23CVE-2021-20270: 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…
high7.5CVSS 3.1
AVNACLPRNUINSUCNINAH
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
29 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | mediawiki | < mediawiki 1:1.35.2-1 (bookworm) | mediawiki 1:1.35.2-1 (bookworm) |
| debian | pygments | < mediawiki 1:1.35.2-1 (bookworm) | mediawiki 1:1.35.2-1 (bookworm) |
| fedoraproject | fedora | — | — |
| mediawiki | mediawiki | >= 0 < 1:1.35.2-1 | 1:1.35.2-1 |
| mediawiki | mediawiki | >= 0 < 1:1.35.2-1 | 1:1.35.2-1 |
| mediawiki | mediawiki | >= 0 < 1:1.35.2-1 | 1:1.35.2-1 |
| mediawiki | mediawiki | >= 0 < 1:1.35.2-1 | 1:1.35.2-1 |
| msrc | azl3_python-pygments_2.5.2-1_on_azure_linux_3.0 | — | — |
| msrc | azl3_python-pygments_2.7.4-1_on_azure_linux_3.0 | — | — |
| msrc | azure_linux_3.0_arm | — | — |
| msrc | azure_linux_3.0_x64 | — | — |
| msrc | cbl_mariner_1.0_arm | — | — |
| msrc | cbl_mariner_1.0_x64 | — | — |
| msrc | cbl_mariner_2.0_arm | — | — |
| msrc | cbl_mariner_2.0_x64 | — | — |
| pygments | pygments | >= 0 < 2.7.1+dfsg-2 | 2.7.1+dfsg-2 |
| pygments | pygments | >= 0 < 2.7.1+dfsg-2 | 2.7.1+dfsg-2 |
| pygments | pygments | >= 0 < 2.7.1+dfsg-2 | 2.7.1+dfsg-2 |
| pygments | pygments | >= 0 < 2.7.1+dfsg-2 | 2.7.1+dfsg-2 |
| pygments | pygments | >= 0 < 1.6+dfsg-1ubuntu1.1+esm1 | 1.6+dfsg-1ubuntu1.1+esm1 |
| pygments | pygments | >= 1.5 < 2.7.4 | 2.7.4 |
| pygments | pygments | 1.5 – 2.7.3 | — |
| redhat | enterprise_linux | — | — |
CVSS provenance
nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
osv7.5HIGH