CVE-2015-8618
HIGH severity · CVSS 7.5 · Information disclosure
7.5CVSS HIGH
Summary
The Int.Exp Montgomery code in the math/big library in Go 1.5.x before 1.5.3 mishandles carry propagation and produces incorrect output, which makes it easier for attackers to obtain private RSA keys via unspecified vectors.
Impact & exploitability
Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)3%
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://github.com/golang/go/issues/13515 ↗
Additional information
- NVD record
- https://github.com/golang/go/issues/13515Patch
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/175642.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-January/176179.html
- http://lists.opensuse.org/opensuse-updates/2016-05/msg00077.html
- http://www.openwall.com/lists/oss-security/2015/12/21/6
- http://www.openwall.com/lists/oss-security/2015/12/22/9
- http://www.openwall.com/lists/oss-security/2016/01/13/7
- https://go-review.googlesource.com/#/c/17672/