Stack-based buffer overflow in the process_path function in gmetad/server.c in Ganglia 3.1.1 allows remote attackers to cause a denial of service (crash) via a request to the gmetad service with a long pathname.

Multiple cross-site scripting (XSS) vulnerabilities in ganglia-web in Ganglia before 3.0.6 allow remote attackers to inject arbitrary web script or HTML via the (1) c and (2) h parameters to (a) web/host_gmetrics.php; the (3) G, (4) me, (5) x, (6) n, (7) v, (8) l, (9) vl, and (10) st parameters to (b) web/graph.php; and the (11) c, (12) G, (13) h, (14) r, (15) m, (16) s, (17) cr, (18) hc, (19) sh, (20) p, (21) t, (22) jr, (23) js, (24) gw, (25) z, and (26) gs parameters to (c) web/get_context.php. NOTE: some of these details are obtained from third party information.

hash.c in Ganglia gmond 2.5.3 allows remote attackers to cause a denial of service (segmentation fault) via a UDP packet that contains a single-byte name string, which is used as an out-of-bounds array index.

graph.php in Ganglia PHP RRD Web Client 1.0.2 allows remote attackers to execute arbitrary commands via the command parameter, which is provided to the passthru function.