Integer overflow in Go-Jose Project
CVE-2016-9123
go-jose before 1.0.5 suffers from a CBC-HMAC integer overflow on 32-bit architectures. An integer overflow could lead to authentication bypass for CBC-HMAC encrypted ciphertexts on 32-bit architectures.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.021 (81.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 81st percentile — 81.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.021 · newest: 0.021 · change: 0.000
Affected products
- Go-Jose Project
- Go Jose All Versions Before 1.0.5 — versions Go JOSE All versions before 1.0.5
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/square/go-jose/commit/789a4c4bd4c118f7564954f441b29c153ccd6a96 (Patch, Third Party Advisory, Issue Tracking)
- www.openwall.com/lists/oss-security/2016/11/03/1 (Patch, Mailing List, Third Party Advisory)
- hackerone.com/reports/165170 (Permissions Required)
Frequently asked questions
- What is CVE-2016-9123?
- CVE-2016-9123 is a high-severity vulnerability in Go-Jose Project, classified under Integer Overflow or Wraparound. CVSS score: 7.5/10. Published 2017-03-28.
- How severe is CVE-2016-9123?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2016-9123 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.