KeePass up to 2.5.0.0beta17 XML Data xml external entity reference
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
9.1 | $0-$5k | 0.00 |
A vulnerability was found in KeePass up to 2.5.0.0beta17 and classified as critical. This issue affects some unknown functionality of the component XML Data Handler. The manipulation with an unknown input leads to a xml external entity reference vulnerability. Using CWE to declare the problem leads to CWE-611. The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output. Impacted is confidentiality, integrity, and availability. The summary by CVE is:
KeePassDX version <= 2.5.0.0beta17 contains a XML External Entity (XXE) vulnerability in kdbx file parser that can result in Disclosure of confidential data, denial of service, SSRF, port scanning.
The bug was discovered 10/24/2018. The weakness was published 12/20/2018 (Website). The advisory is shared at 0dd.zone. The identification of this vulnerability is CVE-2018-1000835 since 12/20/2018. The exploitation is known to be easy. 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 57 days. During that time the estimated underground price was around $0-$5k.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Product
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 9.1VulDB Meta Temp Score: 9.1
VulDB Base Score: 8.3
VulDB Temp Score: 8.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 10.0
NVD Vector: 🔍
CVSSv2
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: 🔍
Exploiting
Class: Xml external entity referenceCWE: CWE-611 / CWE-610
ATT&CK: Unknown
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 |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
10/24/2018 🔍12/20/2018 🔍
12/20/2018 🔍
12/20/2018 🔍
12/21/2018 🔍
06/20/2023 🔍
Sources
Advisory: 200Status: Not defined
CVE: CVE-2018-1000835 (🔍)
Entry
Created: 12/21/2018 10:36Updated: 06/20/2023 08:56
Changes: 12/21/2018 10:36 (56), 04/22/2020 12:01 (1), 06/20/2023 08:56 (3)
Complete: 🔍
No comments yet. Languages: en.
Please log in to comment.