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x/vulndb: potential Go vuln in github.com/envoyproxy/envoy: CVE-2023-27492 #1693

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GoVulnBot opened this issue Apr 4, 2023 · 1 comment
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excluded: NOT_GO_CODE This vulnerability does not refer to a Go module.

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CVE-2023-27492 references github.com/envoyproxy/envoy, which may be a Go module.

Description:
Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the Lua filter is vulnerable to denial of service. Attackers can send large request bodies for routes that have Lua filter enabled and trigger crashes. As of versions versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, Envoy no longer invokes the Lua coroutine if the filter has been reset. As a workaround for those whose Lua filter is buffering all requests/ responses, mitigate by using the buffer filter to avoid triggering the local reply in the Lua filter.

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See doc/triage.md for instructions on how to triage this report.

modules:
  - module: github.com/envoyproxy/envoy
    packages:
      - package: envoy
description: |
    Envoy is an open source edge and service proxy designed for cloud-native applications. Prior to versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, the Lua filter is vulnerable to denial of service. Attackers can send large request bodies for routes that have Lua filter enabled and trigger crashes. As of versions versions 1.26.0, 1.25.3, 1.24.4, 1.23.6, and 1.22.9, Envoy no longer invokes the Lua coroutine if the filter has been reset. As a workaround for those whose Lua filter is buffering all requests/ responses, mitigate by using the buffer filter to avoid triggering the local reply in the Lua filter.
cves:
  - CVE-2023-27492
references:
  - advisory: https://github.com/envoyproxy/envoy/security/advisories/GHSA-wpc2-2jp6-ppg2

@tatianab tatianab self-assigned this Apr 5, 2023
@tatianab tatianab added the excluded: NOT_GO_CODE This vulnerability does not refer to a Go module. label Apr 5, 2023
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Change https://go.dev/cl/482615 mentions this issue: data/excluded: batch add GO-2023-1701, GO-2023-1700, GO-2023-1699, GO-2023-1687, GO-2023-1685, GO-2023-1695, GO-2023-1694, GO-2023-1693, GO-2023-1692, GO-2023-1691, GO-2023-1690

This was referenced Nov 8, 2023
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excluded: NOT_GO_CODE This vulnerability does not refer to a Go module.
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