KeePass up to 2.33 Automatic Update input validation

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in KeePass up to 2.33. It has been rated as critical. Impacted is an unknown function of the component Automatic Update. The manipulation leads to input validation. This vulnerability is uniquely identified as CVE-2016-5119. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is advised.

Detailsinfo

A vulnerability was found in KeePass up to 2.33 and classified as critical. This issue affects an unknown function of the component Automatic Update. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

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.

The bug was discovered 05/30/2016. The weakness was disclosed 01/23/2017 (Website). The advisory is shared at bogner.sh. The identification of this vulnerability is CVE-2016-5119 since 05/30/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability was handled as a non-public zero-day exploit for at least 94 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 94778 (Fedora 25 : keepass (2016-125ea34ff9)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 276146 (Fedora Security Update for keepass (FEDORA-2016-125ea34ff9)).

Upgrading eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (94778). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• KeePass

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17
• 2.18
• 2.19
• 2.20
• 2.21
• 2.22
• 2.23
• 2.24
• 2.25
• 2.26
• 2.27
• 2.28
• 2.29
• 2.30
• 2.31
• 2.32
• 2.33

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 94778
Nessus Name: Fedora 25 : keepass (2016-125ea34ff9)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 850125
OpenVAS Name: Fedora Update for keepass FEDORA-2016-125ea34ff9
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/30/2016 🔍
05/30/2016 +0 days 🔍
09/01/2016 +94 days 🔍
11/15/2016 +75 days 🔍
01/23/2017 +69 days 🔍
01/23/2017 +0 days 🔍
01/24/2017 +1 days 🔍
05/14/2026 +3397 days 🔍

Sourcesinfo

Advisory: FEDORA-2016-125ea34ff9
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-5119 (🔍)
GCVE (CVE): GCVE-0-2016-5119
GCVE (VulDB): GCVE-100-95837
OSVDB: - CVE-2016-5119 - KeePass - Man-in-the-Middle Issue

Entryinfo

Created: 01/24/2017 08:31
Updated: 05/14/2026 13:59
Changes: 01/24/2017 08:31 (66), 07/30/2020 16:14 (6), 11/03/2022 09:15 (4), 11/03/2022 09:19 (1), 09/28/2024 01:53 (16), 05/14/2026 13:59 (3)
Complete: 🔍
Cache ID: 216::103

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