Description
Linksys WRT54G Wireless-G Broadband Router allows remote attackers to bypass access restrictions and conduct unauthorized operations via a UPnP request with a modified InternalClient parameter, which is not validated, as demonstrated by using AddPortMapping to forward arbitrary traffic.
Affected products
- linksys / WRT54G1.42.3 – 1.42.3
- linksys / WRT54G2.00.8 – 2.00.8
- linksys / WRT54G2.02.7 – 2.02.7
- linksys / WRT54G2.04.4 – 2.04.4
- linksys / WRT54G2.04.4_non_default – 2.04.4_non_default
- linksys / WRT54G3.01.3 – 3.01.3
- linksys / WRT54G3.03.6 – 3.03.6
- linksys / WRT54G4.00.7 – 4.00.7
- linksys / wrt54g_v5
References
- MISChttps://exchange.xforce.ibmcloud.com/vulnerabilities/26707
- VENDOR_ADVISORYhttp://secunia.com/advisories/20161
- MISChttp://securitytracker.com/id?1016134
- MISChttp://www.securityview.org/how-does-the-upnp-flaw-works.html
- VENDOR_ADVISORYhttp://www.vupen.com/english/advisories/2006/1909
- MISChttp://www.securityview.org/dutch-student-finds-a-bug-in-upnp.html
Updated 7m ago · 2 sources