{"cve":"CVE-2011-4091","nvd":{"published":"2014-02-10T18:15:09.060","modified":"2026-06-16T23:34:24.470","status":"Modified","description":"The libobby server in inc/server.hpp in libnet6 (aka net6) before 1.3.14 does not perform authentication before checking the user name, which allows remote attackers to obtain sensitive information such as server-usage patterns by a particular user and color preferences.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-287"],"references":["http://git.0x539.de/?p=net6.git%3Ba=commitdiff%3Bh=84afca022f063f89bfcd4bb32b1ee911f555abf1%3Bhp=ac61d7fb42a1f977fb527e024bede319c4a9e169","http://lists.opensuse.org/opensuse-updates/2012-01/msg00044.html","http://lists.opensuse.org/opensuse-updates/2012-01/msg00054.html","http://www.openwall.com/lists/oss-security/2011/10/31/1","http://www.oracle.com/technetwork/topics/security/bulletinapr2015-2511959.html"],"products":["armin_burgmeier:net6","opensuse:opensuse","oracle:solaris"],"source":"nvd","synced_at":"2026-10-19T20:32:06.812358378+00:00"},"epss":{"cve":"CVE-2011-4091","score":0.02727,"percentile":0.8607,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}