| Package | Affected versions | Patched versions |
|---|---|---|
| ruby | = 1.6.8= 1.8.0= 1.8.1= 1.8.2= 1.8.3= 1.8.4= 1.8.5= 1.8.6= 1.8.7= 1.9.0≤ 1.8.5 |
Algorithmic complexity vulnerability in the WEBrick::HTTPUtils.split_header_value function in WEBrick::HTTP::DefaultFileHandler in WEBrick in Ruby 1.8.5 and earlier, 1.8.6 through 1.8.6-p286, 1.8.7 through 1.8.7-p71, and 1.9 through r18423 allows context-dependent attackers to cause a denial of service (CPU consumption) via a crafted HTTP request that is processed by a backtracking regular expression.
Running one of these products? Scan your site to see whether it exposes a vulnerable version.
Scan my site free