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CVE-2007-4739

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories,...

5.0 MediumFix available

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Exploit likelihood

1.52%Up 0.1 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Record
CVE-2007-4739
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Weakness
CWE-264
Updated
2026-11-02
CVE List No score

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Record
CVE-2007-4739
Updated
2026-11-02
EUVDEUVD-2007-4720 No score

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Record
EUVD-2007-4720
Updated
2026-11-03
GitHub AdvisoriesGHSA-w7wf-m6xr-x5x5 No score

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories,...

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Record
GHSA-w7wf-m6xr-x5x5
Updated
2026-11-02
OSV No score

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Record
CVE-2007-4739
Updated
2026-11-02
OSVDEBIAN-CVE-2007-4739 No score

reprepro 1.3.0 through 2.2.3 does not properly verify signatures when updating repositories, which allows remote attackers to construct and distribute an ostensibly valid Release.gpg file by signing it with an unknown key, related to the update command.

Record
DEBIAN-CVE-2007-4739
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
reprepro
Debian:12
 before 2.2.4-1
2.2.4-1
reprepro
Debian:13
 before 2.2.4-1
2.2.4-1
reprepro
Debian:14
 before 2.2.4-1
2.2.4-1
reprepro
Debian:4.0
 before 1.3.1+1-1, plus listed versions
1.3.1-11.3.1-1etch1.1
1.3.1+1-1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2007-4739 is a medium vulnerability (CVSS 5.0) in Debian Reprepro, published September 6, 2007. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.52%, the 74th percentile. Fixed in reprepro 2.2.4-1.

References

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