HIGH
psyBNC 2.3 beta and earlier allows remote attackers to spoof encrypted, trusted messages by sending lines that begin with the "[B]" sequence, which makes the message appear legitimate
Published Jun 25, 2002
7.5
HIGHCVSS 2.0
EPSS 2.45%
Description
psyBNC 2.3 beta and earlier allows remote attackers to spoof encrypted, trusted messages by sending lines that begin with the "[B]" sequence, which makes the message appear legitimate.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
7.5 HIGH NVD
AV:N/AC:L/Au:N/C:P/I:P/A:P
Access Vector Network
Access Complexity Low
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.
2.45% 0.02450
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.02450
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 | 2.45% (0.02450) | 83.80th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.45% (0.02450) | 82.21th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.87% (0.00874) | 73.65th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.70% (0.00705) | 81.03th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.70% (0.00705) | 79.74th | v3 (v2023.03.01) |
| Apr 23, 2023 | 0.70% (0.00705) | 77.48th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.72% (0.00716) | 77.48th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
Weaknesses (0)
No CWE recorded.
References (4)
- http://marc.info/?l=bugtraq&m=101173478806580&w=2 mailing-listx_refsource_BUGTRAQ
- http://online.securityfocus.com/archive/1/251832 mailing-listx_refsource_BUGTRAQVendor Advisory
- http://www.iss.net/security_center/static/7985.php vdb-entryx_refsource_XFPatchVendor Advisory
- http://www.securityfocus.com/bid/3931 vdb-entryx_refsource_BIDPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://marc.info/?l=bugtraq&m=101173478806580&w=2 | mailing-listx_refsource_BUGTRAQ | |
| http://online.securityfocus.com/archive/1/251832 | mailing-listx_refsource_BUGTRAQVendor Advisory | |
| http://www.iss.net/security_center/static/7985.php | vdb-entryx_refsource_XFPatchVendor Advisory | |
| http://www.securityfocus.com/bid/3931 | vdb-entryx_refsource_BIDPatchVendor Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Jun 25, 2002
Updated Aug 8, 2024
Reserved May 1, 2002
Link CVE-2002-0197
CISA Vulnrichment
Updated n/a