CVE-2018-16875
Medium
Description
The crypto/x509 package of Go before 1.10.6 and 1.11.x before 1.11.3 does not limit the amount of work performed for each chain verification, which might allow attackers to craft pathological inputs leading to a CPU denial of service. Go TLS servers accepting client certificates and TLS clients are affected.
SeverityMedium
CVSS5.9
Exploit probability—
ProductGo
PublishedDec 14, 2018
First seenDec 14, 2018
Weakness typeCWE-20Improper input validation
How to fix
Update
- golang go1.10.6, 1.11.3 or later
- stdlib1.10.6, 1.11.3 or later
Vendor advisories
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| golang go | v < 1.10.6, 1.11.0 ≤ v < 1.11.3 | 1.10.6, 1.11.3 |
| opensuse leap | 42.3 | — |
| stdlibGo | v < 1.10.6, 1.11.0-0 ≤ v < 1.11.3 | 1.10.6, 1.11.3 |
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