reprepro Update Repository Signature Verification Security Bypass Vulnerability

BID:25537

Info

reprepro Update Repository Signature Verification Security Bypass Vulnerability

Bugtraq ID: 25537
Class: Access Validation Error
CVE: CVE-2007-4739
Remote: No
Local: Yes
Published: Sep 04 2007 12:00AM
Updated: Oct 25 2007 05:36PM
Credit: Bernhard R. Link disclosed this issue.
Vulnerable: Debian Linux 4.0 sparc
Debian Linux 4.0 s/390
Debian Linux 4.0 powerpc
Debian Linux 4.0 mipsel
Debian Linux 4.0 mips
Debian Linux 4.0 m68k
Debian Linux 4.0 ia-64
Debian Linux 4.0 ia-32
Debian Linux 4.0 hppa
Debian Linux 4.0 arm
Debian Linux 4.0 amd64
Debian Linux 4.0 alpha
Bernhard R. Link reprepro 2.2.3
Bernhard R. Link reprepro 1.3.0-1
Not Vulnerable: Bernhard R. Link reprepro 2.2.4

Discussion

reprepro Update Repository Signature Verification Security Bypass Vulnerability

The 'reprepro' utility is prone to a security-bypass vulnerability because it fails to adequately verify signatures during repository updates.

An attacker can exploit this issue to cause the application to accept packages signed with an unknown key, effectively bypassing security restrictions. Successful exploits can cause arbitrary repository files to be overwritten with malicious data.

Versions prior to reprepro 2.2.4 are vulnerable.

Exploit / POC

reprepro Update Repository Signature Verification Security Bypass Vulnerability

Currently we are not aware of any working exploits for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at: mailto:[email protected].

Solution / Fix

reprepro Update Repository Signature Verification Security Bypass Vulnerability

Solution:
The vendor released reprepro 2.2.4 to address this issue. Please see the references for more information.


Bernhard R. Link reprepro 1.3.0-1

Bernhard R. Link reprepro 2.2.3

References

reprepro Update Repository Signature Verification Security Bypass Vulnerability

References:
© CVE.report 2026 |

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report