Off-by-one error in Pegasus Mail 4.21a through 4.21c and 4.30PB1 allows remote attackers to execute arbitrary code via a long email message header, which triggers a one-byte buffer overflow
Published Dec 21, 2005
5.1
MEDIUMCVSS 2.0
EPSS 3.09%
Description
Off-by-one error in Pegasus Mail 4.21a through 4.21c and 4.30PB1 allows remote attackers to execute arbitrary code via a long email message header, which triggers a one-byte buffer overflow.
Affected products
No data.
- 4.21a
- 4.21b
- 4.21c
- 4.30pb1
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
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.
AV:N/AC:H/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.09% (0.03087) | 87.25th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.09% (0.03087) | 85.96th | v5 (v2026.06.15) |
| Mar 30, 2025 | 4.82% (0.04821) | 88.50th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.72% (0.03719) | 79.71th | v4 (v2025.03.14) |
| Mar 19, 2025 | 4.82% (0.04821) | 88.21th | v4 (v2025.03.14) |
| Mar 17, 2025 | 6.33% (0.06326) | 90.27th | v4 (v2025.03.14) |
| Dec 12, 2024 | 9.60% (0.09600) | 95.03th | v3 (v2023.03.01) |
| Nov 27, 2024 | 9.60% (0.09600) | 95.00th | v3 (v2023.03.01) |
| Jul 2, 2023 | 11.86% (0.11860) | 94.51th | v3 (v2023.03.01) |
| Mar 7, 2023 | 9.88% (0.09884) | 93.86th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.52% (0.07525) | 92.75th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.52% (0.07525) | 92.03th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.52% (0.07525) | 80.97th | v2 (v2022.01.01) |
No CWE recorded.
References (7)
- http://secunia.com/advisories/17992 third-party-advisoryx_refsource_SECUNIAVendor Advisory
- http://secunia.com/secunia_research/2005-61/advisory/ x_refsource_MISCVendor Advisory
- http://securitytracker.com/id?1015385 vdb-entryx_refsource_SECTRACK
- http://www.osvdb.org/21843 vdb-entryx_refsource_OSVDB
- http://www.pmail.com/newsflash.htm#secunia x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/archive/1/419908/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/15973 vdb-entryx_refsource_BID
| Link | Providers | Tags |
|---|---|---|
| http://secunia.com/advisories/17992 | third-party-advisoryx_refsource_SECUNIAVendor Advisory | |
| http://secunia.com/secunia_research/2005-61/advisory/ | x_refsource_MISCVendor Advisory | |
| http://securitytracker.com/id?1015385 | vdb-entryx_refsource_SECTRACK | |
| http://www.osvdb.org/21843 | vdb-entryx_refsource_OSVDB | |
| http://www.pmail.com/newsflash.htm#secunia | x_refsource_CONFIRMVendor Advisory | |
| http://www.securityfocus.com/archive/1/419908/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/15973 | vdb-entryx_refsource_BID |
Change history (0)
No recorded changes yet.