What is CVE-2016-6298?

CVE-2016-6298 is a medium-severity vulnerability in Latchset Jwcrypto, classified under Information Disclosure. CVSS score: 5.3/10. Published 2016-09-01.

How severe is CVE-2016-6298?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Information disclosure in Latchset Jwcrypto

CVE-2016-6298

The _Rsa15 class in the RSA 1.5 algorithm implementation in jwa.py in jwcrypto before 0.3.2 lacks the Random Filling protection mechanism, which makes it easier for remote attackers to obtain cleartext data via a Million Message Attack (MMA).

Vulnerability class: Information Disclosure

Published 2016-09-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.022 (82.2th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 82nd percentile — 82.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.022 · newest: 0.022 · change: 0.000

Affected products

Latchset Jwcrypto

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

github.com/latchset/jwcrypto/issues/65 (Issue Tracking, Vendor Advisory)
github.com/latchset/jwcrypto/pull/66 (Patch, Issue Tracking)
www.securityfocus.com/bid/92729 (VDB Entry, Third Party Advisory, vdb-entry, Broken Link)
github.com/latchset/jwcrypto/releases/tag/v0.3.2 (Patch, Vendor Advisory)
github.com/latchset/jwcrypto/commit/eb5be5bd94c8cae1d7f3ba9801377084d8e5a7ba (Patch, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2016-6298?: CVE-2016-6298 is a medium-severity vulnerability in Latchset Jwcrypto, classified under Information Disclosure. CVSS score: 5.3/10. Published 2016-09-01.
How severe is CVE-2016-6298?: Medium severity. CVSS v3 base score is 5.3 out of 10.