Severity
Low
Vendor
Versions Affected
- Golang v1.4.2 and lower
Description
Several security issues were fixed in Go’s net / http package.
The CVE issue descriptions and fixes are linked below:
- CVE-2015-5739 – ‘Content Length’ treated as valid header: https://go-review.googlesource.com/#/c/11772/
- CVE-2015-5740 – Double content-length headers does not return 400 error: https://go-review.googlesource.com/#/c/11810/
- CVE-2015-5741 – Additional hardening, not sending Content-Length w/Transfer-Encoding, Closing connections:
Affected Products and Versions
Severity is low unless otherwise noted.
- BOSH: All versions of Cloud Foundry BOSH stemcells prior to v3094 are vulnerable to the aforementioned CVE.
- Cloud Foundry Runtime: all versions of cf-release prior to 219 are vulnerable to the aforementioned CVEs.
- Go Buildpack: all versions of the buildpack prior to 1.6.2 contain a vulnerable version of Go.
Mitigation
Users of affected versions should apply the following mitigation:
- The Cloud Foundry project recommends that Cloud Foundry Deployments using BOSH stemcell v3093 or earlier upgrade to v3094 or later, which contain the patched versions of the Linux kernel to resolve the aforementioned CVEs.
- The Cloud Foundry project recommends that Cloud Foundry Deployments using cf-release 218 or lower upgrade to 219 or higher to resolve the aforementioned CVEs.
Credit
Jed Denlea and Régis Leroy
