Integer signedness error in the base64_decode function in the HTTP authentication functionality (http_auth.c) in lighttpd 1.4 before 1.4.30 and 1.5 before SVN revision 2806 allows remote attackers to cause a denial of service (segmentation fault) via crafted base64 input that triggers an out-of-bounds read with a negative index.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | lighttpd | 2012-07-09 14:20 | ALAS-2012-107 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |