CVE-2021-46784
Medium
Published: 17 July 2022
Published
17 July 2022
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
0.1636
95.0th percentile
Risk Priority
23
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2021-46784 is a medium-severity Reachable Assertion (CWE-617) vulnerability in Squid-Cache Squid. Its CVSS base score is 6.5 (Medium).
Operationally, ranked in the top 5.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2021-33440
Vulnerability details
In Squid 3.x through 3.5.28, 4.x through 4.17, and 5.x before 5.6, due to improper buffer management, a Denial of Service can occur when processing long Gopher server responses.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
squid-cache
squid
3.0 — 3.5.28 · 4.0 — 4.17 · 5.0 — 5.6
debian
debian linux
10.0, 11.0, 12.0
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.