LOW
It was found that apt-key in apt, all versions, do not correctly validate gpg keys with the master keyring, leading to a potential man-in-the-middle attack
Published Nov 25, 2019
3.7
LOWCVSS 3.1
EPSS 1.19%
Description
It was found that apt-key in apt, all versions, do not correctly validate gpg keys with the master keyring, leading to a potential man-in-the-middle attack.
Affected products
-
- Version All versionsStatusaffectedConstraints-
- Version
Configuration 1
- n/a
Configuration 2
OR
- 8.0
- 9.0
- 10.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
3.7 LOW NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact None
Integrity Impact Low
Availability Impact None
No CVSS v3.0 score for this CVE.
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.19% 0.01191
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01191
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.19% (0.01191) | 66.86th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.18% (0.01181) | 63.55th | v5 (v2026.06.15) |
| Mar 29, 2025 | 2.01% (0.02009) | 72.89th | v4 (v2025.03.14) |
| Mar 17, 2025 | 0.74% (0.00744) | 71.30th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.17% (0.00166) | 54.59th | v3 (v2023.03.01) |
| Jun 26, 2024 | 0.16% (0.00164) | 53.26th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.16% (0.00164) | 51.25th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.11% (0.01108) | 55.18th | v2 (v2022.01.01) |
| Sep 17, 2022 | 1.11% (0.01108) | 53.57th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.11% (0.01108) | 51.54th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.11% (0.01108) | 29.61th | v2 (v2022.01.01) |
Weaknesses (1)
References (7)
- https://access.redhat.com/security/cve/cve-2011-3374 x_refsource_MISCBroken Link
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=642480 x_refsource_MISCIssue TrackingMailing ListThird Party Advisory
- https://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-3374.html x_refsource_MISCThird Party Advisory
- https://seclists.org/fulldisclosure/2011/Sep/221 x_refsource_MISCExploitMailing ListThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2011-3374 x_refsource_MISCThird Party Advisory
- https://snyk.io/vuln/SNYK-LINUX-APT-116518 x_refsource_MISCBroken Link
- https://ubuntu.com/security/CVE-2011-3374 x_refsource_MISCThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://access.redhat.com/security/cve/cve-2011-3374 | x_refsource_MISCBroken Link | |
| https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=642480 | x_refsource_MISCIssue TrackingMailing ListThird Party Advisory | |
| https://people.canonical.com/~ubuntu-security/cve/2011/CVE-2011-3374.html | x_refsource_MISCThird Party Advisory | |
| https://seclists.org/fulldisclosure/2011/Sep/221 | x_refsource_MISCExploitMailing ListThird Party Advisory | |
| https://security-tracker.debian.org/tracker/CVE-2011-3374 | x_refsource_MISCThird Party Advisory | |
| https://snyk.io/vuln/SNYK-LINUX-APT-116518 | x_refsource_MISCBroken Link | |
| https://ubuntu.com/security/CVE-2011-3374 | x_refsource_MISCThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner redhat
Published Nov 25, 2019
Updated Aug 6, 2024
Reserved Aug 30, 2011
Link CVE-2011-3374
CISA Vulnrichment
Updated n/a