SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2022-1705

Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.

MEDIUM 6.5EPSS 1.37%

Does this matter?

Lower severity and a low EPSS score (1.37%). Track it; it rarely justifies an emergency change on its own.

Description

Acceptance of some invalid Transfer-Encoding headers in the HTTP/1 client in net/http before Go 1.17.12 and Go 1.18.4 allows HTTP request smuggling if combined with an intermediate server that also improperly fails to reject the header as invalid.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
EPSS
1.37% probability · 70th percentile
CISA KEV
Not listed
Weakness
CWE-444
Affected
golang/go
Source
security@golang.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.