CVE-2021-40978

The mkdocs 1.2.2 built-in dev-server allows directory traversal using the port 8000, enabling remote exploitation to obtain :sensitive information. NOTE: the vendor has disputed this as described in https://github.com/mkdocs/mkdocs/issues/2601.] and https://github.com/nisdn/CVE-2021-40978/issues/1

CVSS v4.0

8.7 HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v3.1

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

CVSS v2.0

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

15.10% chance of exploitation in the next 30 days, 96th percentile

Nuclei

high · CWE-22

Published

2021-10-07

Updated

2024-08-04

Proof-of-concept exploits (1)

• nisdn/CVE-2021-409782★ · 2022-09-07

Nuclei templates (1)

• projectdiscovery/nuclei-templates/blob/main/http/cves/2021/CVE-2021-40978.yaml

References

• CVE Record
• NVD entry

Related

• CVE-2021-40973
• CVE-2021-40985
• CVE-2021-40972
• CVE-2021-4103
• CVE-2021-40971
• CVE-2021-41038