HIGH
The automatic update feature in KeePass 2.33 and earlier allows man-in-the-middle attackers to execute arbitrary code by spoofing the version check response and supplying a crafted update
Published Jan 23, 2017
7.5
HIGHCVSS 3.0
EPSS 2.35%
Description
The automatic update feature in KeePass 2.33 and earlier allows man-in-the-middle attackers to execute arbitrary code by spoofing the version check response and supplying a crafted update.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
7.5 HIGH NVD
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact High
Integrity Impact High
Availability Impact High
5.1 MEDIUM NVD
AV:N/AC:H/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact Partial
Availability Impact Partial
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
2.35% 0.02347
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 2, 2026.
EPSS probability 0.02347
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 (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 2, 2026 | 2.35% (0.02347) | 83.07th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.30% (0.02303) | 81.01th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.25% (0.00254) | 46.86th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.19% (0.00191) | 57.82th | v3 (v2023.03.01) |
| Jan 24, 2024 | 0.19% (0.00191) | 56.78th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.19% (0.00191) | 54.78th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.58% (0.02578) | 82.08th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.58% (0.02578) | 80.28th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.58% (0.02578) | 61.77th | v2 (v2022.01.01) |
Weaknesses (1)
References (3)
- https://bogner.sh/2016/03/mitm-attack-against-keepass-2s-update-check/ x_refsource_MISCExploitTechnical Description
- https://packetstormsecurity.com/files/137274/KeePass-2-Man-In-The-Middle.html x_refsource_MISCThird Party Advisory
- https://sourceforge.net/p/keepass/discussion/329220/thread/e430cc12/ x_refsource_CONFIRMPatchProduct
| Link | Providers | Tags |
|---|---|---|
| https://bogner.sh/2016/03/mitm-attack-against-keepass-2s-update-check/ | x_refsource_MISCExploitTechnical Description | |
| https://packetstormsecurity.com/files/137274/KeePass-2-Man-In-The-Middle.html | x_refsource_MISCThird Party Advisory | |
| https://sourceforge.net/p/keepass/discussion/329220/thread/e430cc12/ | x_refsource_CONFIRMPatchProduct |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jan 23, 2017
Updated Aug 6, 2024
Reserved May 30, 2016
Link CVE-2016-5119
CISA Vulnrichment
Updated n/a