PT-2012-2000 · Backuppc · Backuppc

Jamie Strandboge · Published 2012-02-18 · Updated 2025-09-08 · CVE-2011-4923

Positive Technologies (AI Summary)

CVSS v2.0

4.3

Medium

Base vector

AV:N/AC:M/Au:N/C:N/I:P/A:N

Name of the Vulnerable Software and Affected Versions BackupPC versions 3.0.0 through 3.2.1

Description A cross-site scripting (XSS) issue allows remote attackers to inject arbitrary web script or HTML via the num parameter in a view action to "index.cgi", related to the log file viewer.

Recommendations For versions 3.0.0 through 3.2.1, as a temporary workaround, consider restricting access to the "index.cgi" endpoint until a patch is available. Avoid using the num parameter in the affected "index.cgi" endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2011-4923

Affected Products

Backuppc

References · 12

• https://security-tracker.debian.org/tracker/CVE-2011-4923 · Vendor Advisory
• http://ubuntu.com/usn/usn-1249-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2011-4923 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2011-4923 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2011-4923 · Security Note
• http://secunia.com/advisories/46615 · Vendor Advisory
• https://t.me/cveNotify/134646 · Telegram Post
• http://openwall.com/lists/oss-security/2012/01/04/15 · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4923 · Note
• http://openwall.com/lists/oss-security/2011/10/27/8 · Note
• http://securityfocus.com/bid/50406 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/71030 · Note