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x/vulndb: potential Go vuln in github.com/git/git: CVE-2023-29007 #1741

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GoVulnBot opened this issue Apr 25, 2023 · 1 comment
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x/vulndb: potential Go vuln in github.com/git/git: CVE-2023-29007 #1741

GoVulnBot opened this issue Apr 25, 2023 · 1 comment
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excluded: NOT_GO_CODE This vulnerability does not refer to a Go module.

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@GoVulnBot
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CVE-2023-29007 references github.com/git/git, which may be a Go module.

Description:
Git is a revision control system. Prior to versions 2.30.9, 2.31.8, 2.32.7, 2.33.8, 2.34.8, 2.35.8, 2.36.6, 2.37.7, 2.38.5, 2.39.3, and 2.40.1, a specially crafted .gitmodules file with submodule URLs that are longer than 1024 characters can used to exploit a bug in config.c::git_config_copy_or_rename_section_in_file(). This bug can be used to inject arbitrary configuration into a user's $GIT_DIR/config when attempting to remove the configuration section associated with that submodule. When the attacker injects configuration values which specify executables to run (such as core.pager, core.editor, core.sshCommand, etc.) this can lead to a remote code execution. A fix A fix is available in versions 2.30.9, 2.31.8, 2.32.7, 2.33.8, 2.34.8, 2.35.8, 2.36.6, 2.37.7, 2.38.5, 2.39.3, and 2.40.1. As a workaround, avoid running git submodule deinit on untrusted repositories or without prior inspection of any submodule sections in $GIT_DIR/config.

References:

Cross references:

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

modules:
  - module: github.com/git/git
    packages:
      - package: git
description: |
    Git is a revision control system. Prior to versions 2.30.9, 2.31.8, 2.32.7, 2.33.8, 2.34.8, 2.35.8, 2.36.6, 2.37.7, 2.38.5, 2.39.3, and 2.40.1, a specially crafted `.gitmodules` file with submodule URLs that are longer than 1024 characters can used to exploit a bug in `config.c::git_config_copy_or_rename_section_in_file()`. This bug can be used to inject arbitrary configuration into a user's `$GIT_DIR/config` when attempting to remove the configuration section associated with that submodule. When the attacker injects configuration values which specify executables to run (such as `core.pager`, `core.editor`, `core.sshCommand`, etc.) this can lead to a remote code execution. A fix A fix is available in versions 2.30.9, 2.31.8, 2.32.7, 2.33.8, 2.34.8, 2.35.8, 2.36.6, 2.37.7, 2.38.5, 2.39.3, and 2.40.1. As a workaround, avoid running `git submodule deinit` on untrusted repositories or without prior inspection of any submodule sections in `$GIT_DIR/config`.
cves:
  - CVE-2023-29007
references:
  - advisory: https://github.com/git/git/security/advisories/GHSA-v48j-4xgg-4844
  - fix: https://github.com/git/git/commit/528290f8c61222433a8cf02fb7cfffa8438432b4
  - web: https://github.com/git/git/blob/9ce9dea4e1c2419cca126d29fa7730baa078a11b/Documentation/RelNotes/2.30.9.txt

@zpavlinovic zpavlinovic self-assigned this Apr 25, 2023
@zpavlinovic zpavlinovic added the excluded: NOT_GO_CODE This vulnerability does not refer to a Go module. label Apr 25, 2023
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Change https://go.dev/cl/488995 mentions this issue: data/excluded: batch add GO-2023-1738, GO-2023-1736, GO-2023-1743, GO-2023-1742, GO-2023-1741, GO-2023-1740, GO-2023-1739

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