DEBIAN-CVE-2021-33195

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2021-33195
Published: 02 Aug 2021, 19:15
Last modified:28 Apr 2026, 20:22

Vulnerability Summary

Overall Risk (default)
medium
29/100
CVSS Score
7.3 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

02 Aug 2021, 19:15
Published
Vulnerability first disclosed
28 Apr 2026, 20:22
Last Modified
Vulnerability information updated

Description

Go before 1.15.13 and 1.16.x before 1.16.5 has functions for DNS lookups that do not validate replies from DNS servers, and thus a return value may contain an unsafe injection (e.g., XSS) that does not conform to the RFC1035 format.

CVSS Metrics

  • v3.1•HIGH•Score: 7.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Affected Systems

  • debian•golang-1.15

    < 1.15.9-5

References (1)