CVE-2015-6418 The random-number generator on Cisco Small Business RV routers 4.x and SA500 security appliances 2.2.07 does not have sufficient entropy, which makes it easier for remote attackers to determine a TLS....
MediumCVSS 4.3
EPSS 1.8%
- Published
- Updated
- Exploit status
- No public exploit known
Description
The random-number generator on Cisco Small Business RV routers 4.x and SA500 security appliances 2.2.07 does not have sufficient entropy, which makes it easier for remote attackers to determine a TLS key pair via unspecified computations upon handshake key-exchange data, aka Bug ID CSCus15224.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| cisco sa520 | = 2.2.07 | No fix listed |
| cisco sa520w | = 2.2.07 | No fix listed |
| cisco sa540 | = 2.2.07 | No fix listed |
| cisco rv016 multi-wan vpn firmware | = 4.0.0.7 | No fix listed |
| cisco rv016 multi-wan vpn firmware | = 4.0.2.8 | No fix listed |
| cisco rv016 multi-wan vpn firmware | = 4.0.5.0 | No fix listed |
| cisco rv042 dual wan vpn router firmware | = 4.0.2.8 | No fix listed |
| cisco rv042g dual gigabit wan vpn firmware | = 4.0.0.7 | No fix listed |
| cisco rv042g dual gigabit wan vpn firmware | = 4.2.2.7 | No fix listed |
| cisco rv042g dual gigabit wan vpn firmware | = 4.2.2.8 | No fix listed |
| cisco rv082 dual wan vpn router firmware | = 4.0.0.7 | No fix listed |
| cisco rv082 dual wan vpn router firmware | = 4.0.2.8 | No fix listed |
References
- 20151210 Cisco Small Business RV Series and SA500 Series Dual WAN VPN Router Generated Key Pair Information Disclosure Vulnerability vendor-advisory
- 78876 vdb-entry
- 1034408 vdb-entry
- 1034409 vdb-entry