Vulnerability in Golang Crypto

CVE-2019-11841

A message-forgery issue was discovered in crypto/openpgp/clearsign/clearsign.go in supplementary Go cryptography libraries 2019-03-25. According to the OpenPGP Message Format specification in RFC 4880 chapter 7, a cleartext signed message…

EPSS: 0.020 (78.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2019-11841?
CVE-2019-11841 is a medium-severity vulnerability in Golang Crypto, classified under Improper Verification of Cryptographic Signature. CVSS score: 5.9/10. Published 2019-05-22.
How severe is CVE-2019-11841?
Medium severity. CVSS v3 base score is 5.9 out of 10.
Is CVE-2019-11841 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.