CVE-2020-8169

curl 7.62.0 through 7.70.0 is vulnerable to an information disclosure vulnerability that can lead to a partial password being leaked over the network and to the DNS server(s).

Affected

https://github.com/curl/curl

CVSS v3.1 NVD

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

CVSS v2.0 NVD

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

EPSS

3.93% chance of exploitation in the next 30 days, 90th percentile

Published

2020-12-14

Updated

2026-10-14

Proof-of-concept exploits (1)

• https://hackerone.com/reports/874778

Security advisories

• https://curl.se/docs/CVE-2020-8169.html
• https://cert-portal.siemens.com/productcert/pdf/ssa-200951.pdf
• https://cert-portal.siemens.com/productcert/pdf/ssa-389290.pdf
• https://www.debian.org/security/2021/dsa-4881

References

• CVE Record
• NVD entry