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CVE-2015-6747· NVD / CVE Program· CNA mitre

Basware Banking (Maksuliikenne) 8.90.07.X does not properly prevent access to private keys, which allows remote attackers to spoof communica

Basware Banking (Maksuliikenne) 8.90.07.X does not properly prevent access to private keys, which allows remote attackers to spoof communications with banks via unspecified vectors. NOTE: this identifier was SPLIT from CVE-2015-0942 per ADT2 due to different vulnerability types. NOTE: this vulnerability exists because of an incorrect fix for CVE-2015-6746.

MediumCVSS 5.0 · v2.0—No exploit No fix recorded
Published
Aug 31, 2015
Updated
Jun 16, 2026
EPSS
1.2% · 68th percentile
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Report tools

JSON

Action score

20

Monitor

Low priority for now.

CVSS
20 / 40 · 5.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 1.2%

Affected systems

VendorProduct
baswarebanking

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • basware bankingup to 8.90.07 inclusive

Same product

basware: all records

Other highest-scoring records for the same primary product.

  • CVE-2015-6743Basware Banking (Maksuliikenne) 8.90.07.X uses a hardcoded password for an unspecified account, which allows remote authenticated users to b
    26Monitor
  • CVE-2015-6742Basware Banking (Maksuliikenne) before 8.90.07.X uses a hardcoded password for the ANCO account, which allows remote authenticated users to
    26Monitor
  • CVE-2015-0943Basware Banking (Maksuliikenne) before 9.10.0.0 does not encrypt communication between the client and the backend server, which allows man-i
    23Monitor
  • CVE-2015-6745Basware Banking (Maksuliikenne) 8.90.07.X relies on the client to enforce account locking, which allows local users to bypass that security
    18Monitor
  • CVE-2015-6744Basware Banking (Maksuliikenne) before 8.90.07.X relies on the client to enforce (1) login verification, (2) audit trail creation, and (3) a
    17Monitor
  • CVE-2015-6746Basware Banking (Maksuliikenne) before 8.90.07.X stores private keys in plaintext in the SQL database, which allows remote attackers to spoo
    8Monitor

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

No fix version is recorded for this entry. Check the references for vendor advisories.

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • No special conditions are required; it is repeatable.

If successful

Confidentiality
P · data can be read
Integrity
none
Availability
none
Attack complexity
Low
Confidentiality impact
P
Integrity impact
None
Availability impact
None

Weakness class (CWE)

CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor

CVSS vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

nvd-primary

Root cause

The extension requests broader permissions than its function needs and sends the data it collects out for purposes beyond its stated function.

The bug in code

The whole CWE-200 class

A representative example of this vulnerability class. Not the vendor's source code; it shows the faulty pattern and its fix.

Vulnerable

json
{  "permissions": ["tabs", "<all_urls>"],  "background": { "service_worker": "analytics.js" }}

Fixed

json
{  "permissions": ["activeTab"],  "host_permissions": ["https://yildiz.example/*"]}

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records