CVE-2019-6690
python-gnupg 0.4.3 allows context-dependent attackers to trick gnupg to decrypt other ciphertext than intended. To perform the attack, the…
- 7.5HighCVSS base score
- 8.6%Exploitation in 30 daysEPSS · top 4.8% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
python-gnupg 0.4.3 allows context-dependent attackers to trick gnupg to decrypt other ciphertext than intended. To perform the attack, the passphrase to gnupg must be controlled by the adversary and the ciphertext should be trusted. Related to a "CWE-20: Improper Input Validation" issue affecting the affect functionality component.
Timeline
ID reserved
By mitre
- 53 days later
· 53 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
- EPSS (exploitation in 30 days)
- 8.6% · top 4.8% of all CVEs (11 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Affected products
n/a
- affected n/a
Affected packages
From reviewed advisories of the GitHub Advisory Database.
- PyPIpython-gnupgGHSA-2fch-jvg5-crf6 (opens in a new tab)
References
References13
- 106756 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://packetstormsecurity.com/files/151341/Python-GnuPG-0.4.3-Improper-Input-Validation.html (opens in a new tab)x_refsource_MISCx_transferred
- https://pypi.org/project/python-gnupg/#history (opens in a new tab)x_refsource_MISCx_transferred
- SU-2019:0143-1 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- SUSE-SU-2019:0239-1 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- [SECURITY] [DLA 1675-1] 20190214 python-gnupg security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 20190125 CVE-2019-6690: Improper Input Validation in python-gnupg (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- https://blog.hackeriet.no/cve-2019-6690-python-gnupg-vulnerability/ (opens in a new tab)x_refsource_MISCx_transferred
- USN-3964-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2019-06f5bbdaf5 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-17fb3273b2 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2020-e67d007a67 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [debian-lts-announce] 20211228 [SECURITY] [DLA 2862-1] python-gnupg security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-0114 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisory GHSA-2fch-jvg5-crf6 (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-6690)Record last updated .