CVE-2022-47185

Apache Traffic Server: Invalid Range header causes a crash

7.5 HighFix available

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: High

Exploit likelihood

2.00%Up 2.0 points since Aug 9, 2023

What each source reports

NVD Score used 7.5

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: CVE-2022-47185
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-20
Updated: 2026-11-02

CVE List 7.5

Apache Traffic Server: Invalid Range header causes a crash

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: CVE-2022-47185
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-20
Updated: 2026-11-02

EUVDEUVD-2022-49960 7.5

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: EUVD-2022-49960
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

GitHub AdvisoriesGHSA-2fq4-2pvp-hvr5 7.5

Improper input validation vulnerability on the range header in Apache Software Foundation Apache...

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: GHSA-2fq4-2pvp-hvr5
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-20
Updated: 2026-11-02

OSV 7.5

Apache Traffic Server: Invalid Range header causes a crash

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: CVE-2022-47185
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness: CWE-20
Updated: 2026-11-02

OSVDEBIAN-CVE-2022-47185 7.5

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: DEBIAN-CVE-2022-47185
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-03

OSVOESA-2025-2053 7.5

trafficserver security update

Apache Traffic Server is an OpenSource HTTP / HTTPS / HTTP/2 / QUIC reverse, forward and transparent proxy and cache.

Security Fix(es):

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.(CVE-2022-47185)

Record: OESA-2025-2053
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

OSVUBUNTU-CVE-2022-47185 7.5

Improper input validation vulnerability on the range header in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Record: UBUNTU-CVE-2022-47185
CVSS 3.1: 7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`trafficserver` Debian:12	before 9.2.3+ds-1+deb12u1, plus listed versions 9.2.0+ds-29.2.0+ds-2+deb12u19.2.1+ds-19.2.2+ds-19.2.3+ds-1	9.2.3+ds-1+deb12u1
`trafficserver` Debian:10 From an advisory covering 2 CVEs	before 8.1.7-0+deb10u2, plus listed versions 8.0.2+ds-18.0.2+ds-1+deb10u18.0.2+ds-1+deb10u28.0.2+ds-1+deb10u38.0.2+ds-1+deb10u4 Show 22 moreShow less 8.0.2+ds-1+deb10u58.0.2+ds-1+deb10u68.0.2+ds-1+deb10u78.0.3+ds-18.0.3+ds-28.0.3+ds-38.0.3+ds-48.0.5+ds-18.0.5+ds-28.0.5+ds-38.0.6+ds-18.0.7+ds-18.0.8+ds-18.0.8+ds-28.1.0+ds-18.1.0+ds-28.1.1+ds-18.1.1+ds-1.18.1.5+ds-1~deb11u18.1.6+ds-1~deb10u18.1.6+ds-1~deb11u18.1.7-0+deb10u1	8.1.7-0+deb10u2
`trafficserver` Debian:11 From an advisory covering 4 CVEs	before 8.1.9+ds-1~deb11u1, plus listed versions 8.1.1+ds-1.18.1.1+ds-1.1+deb11u18.1.5+ds-1~deb11u18.1.6+ds-1~deb10u18.1.6+ds-1~deb11u18.1.7+ds-1~deb11u1	8.1.9+ds-1~deb11u1
`trafficserver` Debian:12 From an advisory covering 4 CVEs	before 9.2.3+ds-1+deb12u1, plus listed versions 9.2.0+ds-29.2.0+ds-2+deb12u19.2.1+ds-19.2.2+ds-19.2.3+ds-1	9.2.3+ds-1+deb12u1
`trafficserver` openEuler:20.03-LTS-SP4	before 9.1.4-4.oe2003sp4	9.1.4-4.oe2003sp4
`trafficserver` Ubuntu:16.04:LTS	All versions, plus listed versions 5.3.0-2ubuntu15.3.0-2ubuntu2	None known
`trafficserver` Ubuntu:18.04:LTS	All versions, plus listed versions 7.0.0-57.1.2+ds-27.1.2+ds-2build17.1.2+ds-3	None known
`trafficserver` Ubuntu:Pro:20.04:LTS	All versions, plus listed versions 8.0.5+ds-18.0.5+ds-28.0.5+ds-2build18.0.5+ds-2ubuntu18.0.5+ds-38.0.5+ds-3ubuntu0.1~esm1	None known
`trafficserver` Ubuntu:Pro:22.04:LTS	All versions, plus listed versions 8.1.1+ds-1.19.1.1+ds-2build19.1.1+ds-2ubuntu0.1~esm19.1.1+ds-2ubuntu0.19.1.1+ds-2ubuntu0.1+esm1	None known

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts	OSV
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-47185 is a high vulnerability (CVSS 7.5) in Apache Traffic Server, published August 9, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.00%, the 80th percentile. Fixed in trafficserver 9.2.3+ds-1+deb12u1.

References

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