Home/CVE/python-gnupg 0.4.3 allows context-dependent attackers to trick gnupg to decrypt other ciphertext than intended. To perfo
CVE

CVE-2019-6690

python-gnupg 0.4.3 allows context-dependent attackers to trick gnupg to decrypt other ciphertext than intended. To perfo

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.

HIGH · CVSS 7.5 EPSS 0.21434
Act now
  • EPSS ≥ 0.10 - elevated exploitation probability
  • EPSS percentile: top 4% of all CVEs by exploitation likelihood
  • Public exploit or PoC is available
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-20Improper Input Validation
▤

Affected Products & Versions

5
python python-gnupgall versions
debian linuxall versions
opensuse leapall versions
suse backportsall versions
canonical ubuntu linuxall versions
▤

Affected Packages

1
Language-ecosystem packages (from OSV) tied to this CVE, with the version that fixes it - the dependency-level detail NVD doesn’t carry.
PyPI python-gnupg HIGH fixed in 0.4.4
⚠

Public Exploits & PoCs

1
pocpacketstormsecurity.com · Python-GnuPG-0.4.3-Improper-Input-Validation.htmlpacketstormsecurity.com
▣

Scoring & Timeline

7.5
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD21 Mar 2019 · 04:01 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
⚑

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:14158-1
suse-csafopenSUSE-SU-2024:11261-1
usnUSN-4839-1
usnUSN-3964-1
suse-csafopenSUSE-SU-2019:0143-1
🔗

References & Sources

12
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00008.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-02/msg00058.htmlMailing ListThird Party Advisory
http://www.securityfocus.com/bid/106756Broken Link
https://blog.hackeriet.no/cve-2019-6690-python-gnupg-vulnerability/Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/02/msg00021.htmlMailing ListThird Party Advisory
https://lists.debian.org/debian-lts-announce/2021/12/msg00027.htmlMailing ListThird Party Advisory
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