markdown2 における脆弱性
| Title |
markdown2 における脆弱性
|
| Summary |
markdown2 には、不特定の脆弱性が存在します。
|
| Possible impacts |
サービス運用妨害 (DoS) 状態にされる可能性があります。 |
| Solution |
ベンダより正式な対策が公開されています。ベンダ情報を参照して適切な対策を実施してください。 |
| Publication Date |
Jan. 21, 2021, midnight |
| Registration Date |
Dec. 1, 2021, 2:38 p.m. |
| Last Update |
Dec. 1, 2021, 2:38 p.m. |
|
CVSS3.0 : 重要
|
| Score |
7.5
|
| Vector |
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
|
CVSS2.0 : 警告
|
| Score |
5
|
| Vector |
AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected System
| python-markdown2 project |
|
markdown2 1.0.1.18 以上 2.4.0 未満
|
CVE (情報セキュリティ 共通脆弱性識別子)
CWE (共通脆弱性タイプ一覧)
ベンダー情報
Change Log
| No |
Changed Details |
Date of change |
| 1 |
[2021年12月01日]
掲載 |
Dec. 1, 2021, 2:38 p.m. |
NVD Vulnerability Information
CVE-2021-26813
| Summary |
markdown2 >=1.0.1.18, fixed in 2.4.0, is affected by a regular expression denial of service vulnerability. If an attacker provides a malicious string, it can make markdown2 processing difficult or delayed for an extended period of time.
|
| Publication Date |
March 4, 2021, 1:15 a.m. |
| Registration Date |
March 4, 2021, 10:03 a.m. |
| Last Update |
Nov. 21, 2024, 2:56 p.m. |
Affected software configurations
| Configuration1 |
or higher |
or less |
more than |
less than |
| cpe:2.3:a:markdown2_project:markdown2:*:*:*:*:*:*:*:* |
1.0.1.18 |
|
|
2.4.0 |
| Configuration2 |
or higher |
or less |
more than |
less than |
| cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* |
|
|
|
|
| cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* |
|
|
|
|
| cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:* |
|
|
|
|
Related information, measures and tools
Common Vulnerabilities List