p PatchFirst

CVE-2023-45288

CVE-2023-45288 · HTTP/2 CONTINUATION flood in net/http

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

An attacker may cause an HTTP/2 endpoint to read arbitrary amounts of header data by sending an excessive number of CONTINUATION frames. Maintaining HPACK state requires parsing and processing all HEADERS and CONTINUATION frames on a connection. When a request's headers exceed MaxHeaderBytes, no memory is allocated to store the excess headers, but they are still parsed. This permits an attacker to cause an HTTP/2 endpoint to read arbitrary amounts of header data, all associated with a request which is going to be rejected. These headers can include Huffman-encoded data which is significantly more expensive for the receiver to decode than for an attacker to send. The fix sets a limit on the amount of excess header frames we will process before closing a connection.

CVSS 7.5 · High · EPSS 92.0% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • net/http

    Versions
    • ≥ 0, < 1.21.9: Affected (semver)
    • ≥ 1.22.0-0, < 1.22.2: Affected (semver)

    Update to 1.21.9; Update to 1.22.2

  • golang.org/x/net/http2

    Versions
    • ≥ 0, < 0.23.0: Affected (semver)

    Update to 0.23.0

  • golang-1.19 Debian:12

    Versions
    • 1.19.10-1
    • 1.19.10-2
    • 1.19.11-1
    • 1.19.12-1
    • 1.19.12-2
    • 1.19.12-2~bpo11+1
    • 1.19.12-2~bpo12+1
    • 1.19.13-1
    • 1.19.13-1~bpo11+1
    • 1.19.13-1~bpo12+1
    • 1.19.8-2
    • 1.19.9-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-golang-x-net Debian:12

    Versions
    • 1:0.10.0-1
    • 1:0.11.0-1
    • 1:0.14.0-1
    • 1:0.15.0-1
    • 1:0.15.0-2
    • 1:0.17.0+dfsg-1
    • 1:0.19.0+dfsg-1
    • 1:0.20.0+dfsg-1
    • 1:0.21.0+dfsg-1
    • 1:0.22.0+dfsg-1
    • 1:0.23.0+dfsg-1
    • 1:0.24.0+dfsg-1
    • 1:0.25.0+dfsg-1
    • 1:0.26.0+dfsg-1
    • 1:0.26.0+dfsg-2
    • 1:0.27.0-1
    • 1:0.27.0-2
    • 1:0.47.0-1
    • 1:0.47.0-2
    • 1:0.53.0-1
    • 1:0.53.0-2
    • 1:0.53.0-2~bpo13+1
    • 1:0.55.0-1
    • 1:0.56.0-1
    • 1:0.57.0-1
    • 1:0.58.0-1
    • 1:0.60.0-1
    • 1:0.61.0-1
    • 1:0.7.0+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-golang-x-net Debian:13

    Affected ranges
    • ECOSYSTEM: < 1:0.23.0+dfsg-

    Update to 1:0.23.0+dfsg-

  • golang-golang-x-net Debian:14

    Affected ranges
    • ECOSYSTEM: < 1:0.23.0+dfsg-

    Update to 1:0.23.0+dfsg-

  • golang-1.10 Ubuntu:14.04:LTS

    Versions
    • 1.10.4-2ubuntu1~14.04.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.18 Ubuntu:Pro:16.04:LTS

    Versions
    • 1.18.1-1ubuntu1~16.04.6
    Affected ranges
    • ECOSYSTEM: < 1.18.1-1ubuntu1~16.04.6+esm1

    Update to 1.18.1-1ubuntu1~16.04.6+esm1

  • golang-1.10 Ubuntu:16.04:LTS

    Versions
    • 1.10.4-2ubuntu1~16.04.1
    • 1.10.4-2ubuntu1~16.04.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.6 Ubuntu:16.04:LTS

    Versions
    • 1.6-0ubuntu1
    • 1.6-0ubuntu2
    • 1.6-0ubuntu3
    • 1.6-0ubuntu4
    • 1.6-0ubuntu5
    • 1.6.1-0ubuntu1
    • 1.6.2-0ubuntu5~16.04
    • 1.6.2-0ubuntu5~16.04.2
    • 1.6.2-0ubuntu5~16.04.3
    • 1.6.2-0ubuntu5~16.04.4
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.13 Ubuntu:Pro:16.04:LTS

    Versions
    • 1.13.8-1ubuntu1~16.04.2
    • 1.13.8-1ubuntu1~16.04.3
    • 1.13.8-1ubuntu1~16.04.3+esm2
    • 1.13.8-1ubuntu1~16.04.3+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.10 Ubuntu:18.04:LTS

    Versions
    • 1.10~rc1-1
    • 1.10~rc1-1ubuntu1
    • 1.10~rc1-2ubuntu1
    • 1.10~rc2-1ubuntu1
    • 1.10-1ubuntu1
    • 1.10.1-1ubuntu2
    • 1.10.4-2ubuntu1~18.04.1
    • 1.10.4-2ubuntu1~18.04.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.13 Ubuntu:Pro:18.04:LTS

    Versions
    • 1.13.8-1ubuntu1~18.04.2
    • 1.13.8-1ubuntu1~18.04.3
    • 1.13.8-1ubuntu1~18.04.4
    • 1.13.8-1ubuntu1~18.04.4+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.16 Ubuntu:Pro:18.04:LTS

    Versions
    • 1.16.2-0ubuntu1~18.04.2
    • 1.16.2-0ubuntu1~18.04.2+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.18 Ubuntu:Pro:18.04:LTS

    Versions
    • 1.18.1-1ubuntu1~18.04.3
    • 1.18.1-1ubuntu1~18.04.4
    Affected ranges
    • ECOSYSTEM: < 1.18.1-1ubuntu1~18.04.4+esm1

    Update to 1.18.1-1ubuntu1~18.04.4+esm1

  • golang-1.8 Ubuntu:18.04:LTS

    Versions
    • 1.8.3-2ubuntu1
    • 1.8.3-2ubuntu1.18.04.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.9 Ubuntu:18.04:LTS

    Versions
    • 1.9.1-2ubuntu1
    • 1.9.2-1ubuntu1
    • 1.9.2-3ubuntu1
    • 1.9.3-1ubuntu1
    • 1.9.4-1ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.18 Ubuntu:20.04:LTS

    Versions
    • 1.18.1-1ubuntu1~20.04.1
    • 1.18.1-1ubuntu1~20.04.2
    Affected ranges
    • ECOSYSTEM: < 1.18.1-1ubuntu1~20.04.3

    Update to 1.18.1-1ubuntu1~20.04.3

  • golang-1.21 Ubuntu:20.04:LTS

    Versions
    • 1.21.1-1~ubuntu20.04.1
    • 1.21.1-1~ubuntu20.04.2
    Affected ranges
    • ECOSYSTEM: < 1.21.1-1~ubuntu20.04.3

    Update to 1.21.1-1~ubuntu20.04.3

  • golang-1.13 Ubuntu:20.04:LTS

    Versions
    • 1.13.1-1ubuntu1
    • 1.13.3-1ubuntu1
    • 1.13.4-1ubuntu1
    • 1.13.5-1ubuntu1
    • 1.13.6-1ubuntu1
    • 1.13.6-2ubuntu1
    • 1.13.7-1ubuntu1
    • 1.13.8-1ubuntu1
    • 1.13.8-1ubuntu1.1
    • 1.13.8-1ubuntu1.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.14 Ubuntu:20.04:LTS

    Versions
    • 1.14~beta1-1
    • 1.14~beta1-2
    • 1.14~rc1-1
    • 1.14-1
    • 1.14.1-1
    • 1.14.2-1
    • 1.14.2-1ubuntu1
    • 1.14.3-2ubuntu2~20.04.1
    • 1.14.3-2ubuntu2~20.04.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.16 Ubuntu:Pro:20.04:LTS

    Versions
    • 1.16.2-0ubuntu1~20.04
    • 1.16.2-0ubuntu1~20.04.1
    • 1.16.2-0ubuntu1~20.04.1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.20 Ubuntu:20.04:LTS

    Versions
    • 1.20.3-1ubuntu0.1~20.04
    • 1.20.3-1ubuntu0.1~20.04.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • golang-1.17 Ubuntu:22.04:LTS

    Versions
    • 1.17-1ubuntu2
    • 1.17.3-1ubuntu1
    • 1.17.3-1ubuntu2
    • 1.17.13-3ubuntu1
    • 1.17.13-3ubuntu1.2
    Affected ranges
    • ECOSYSTEM: < 1.17.13-3ubuntu1.3

    Update to 1.17.13-3ubuntu1.3

Original sources

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