CVE-2022-31778: Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue…

PriorityP343high7.5CVSS 3.1

AVNACLPRNUINSUCNIHAN

EPSS

1.75%

75.5th percentile

Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.

Affected

5 ranges

Vendor	Product	Version range	Fixed in
apache	traffic_server	8.0.0 – 8.1.4	—
apache	traffic_server	9.0.0 – 9.1.2	—
apache_software_foundation	apache_traffic_server	—	—
debian	debian_linux	—	—
debian	trafficserver	< trafficserver 9.1.3+ds-1 (bookworm)	trafficserver 9.1.3+ds-1 (bookworm)

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

osv7.5HIGH

vendor_debian7.5HIGH

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.