CVE-2016-3959 — Improper Input Validation in GO

CWE-20 — Improper Input ValidationCWE-835 — Infinite Loop10 documents7 sources
Severity
7.5HIGHNVD
EPSS
2.5%
top 14.71%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Golang GOFedoraproject FedoraOpensuse Leap
Timeline
PublishedMay 23
Latest updateMay 24

Description

The Verify function in crypto/dsa/dsa.go in Go before 1.5.4 and 1.6.x before 1.6.1 does not properly check parameters passed to the big integer library, which might allow remote attackers to cause a denial of service (infinite loop) via a crafted public key to a program that uses HTTPS client certificates or SSH server libraries.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages2 packages

▶NVDgolang/go1.5+1
▶NVDopensuse/leap42.1

Also affects: Fedora 22, 23, 24

🔴Vulnerability Details

4
OSV
Denial of service due to unchecked parameters in crypto/dsa↗2022-05-24
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GHSA
GHSA-w7w7-9368-hffm: The Verify function in crypto/dsa/dsa↗2022-05-14
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OSV
CVE-2016-3959: The Verify function in crypto/dsa/dsa↗2016-05-23
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CVEList
CVE-2016-3959: The Verify function in crypto/dsa/dsa↗2016-05-23
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📋Vendor Advisories

2
Microsoft
The Verify function in crypto/dsa/dsa.go in Go before 1.5.4 and 1.6.x before 1.6.1 does not properly check parameters passed to the big integer library, which might allow remote attackers to cause a d↗2016-05-10
▶
Red Hat
golang: infinite loop in several big integer routines↗2016-04-05
▶

💬Community

3
Bugzilla
CVE-2016-3959 golang: infinite loop in several big integer routines↗2016-04-06
▶
Bugzilla
CVE-2016-3959 golang: infinite loop in several big integer routines [fedora-all]↗2016-04-06
▶
Bugzilla
CVE-2016-3959 golang: infinite loop in several big integer routines [epel-6]↗2016-04-06
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CVE-2016-3959 — Improper Input Validation in Golang GO | cvebase