The virus detection engine in Sophos Anti-Virus before 2.49.0 does not properly process malformed (1) CAB, (2) LZH, and (3) RAR files with modified headers, which might allow remote attackers to bypass malware detection
Published Sep 10, 2007
5.0
MEDIUMCVSS 2.0
EPSS 5.67%
Description
The virus detection engine in Sophos Anti-Virus before 2.49.0 does not properly process malformed (1) CAB, (2) LZH, and (3) RAR files with modified headers, which might allow remote attackers to bypass malware detection.
Affected products
No data.
- 2.30.4
- 3.4.6
- 3.78
- 3.78d
- 3.79
- 3.80
- 3.81
- 3.82
- 3.83
- 3.84
- 3.85
- 3.86
- 3.90
- 3.91
- 3.95
- 3.96
- 4.04
- 4.05
- 4.5.3
- 4.5.4
- 4.5.11
- 4.5.12
- 4.7.1
- 4.7.2
- 5.0.1
- 5.0.2
- 5.0.4
- 5.1
- 5.2.0
- 5.2.1
- 6.0
- 6.5
- 6.5.4_r2
- 6.5.8
- 7.0
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:L/Au:N/C:N/I:P/A:N
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 (19 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.67% (0.05666) | 92.74th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.67% (0.05666) | 91.96th | v5 (v2026.06.15) |
| Apr 29, 2026 | 3.63% (0.03633) | 87.87th | v4 (v2025.03.14) |
| Mar 17, 2025 | 1.34% (0.01341) | 78.68th | v4 (v2025.03.14) |
| Dec 17, 2024 | 6.42% (0.06418) | 93.62th | v3 (v2023.03.01) |
| Sep 28, 2024 | 12.71% (0.12712) | 95.57th | v3 (v2023.03.01) |
| Aug 21, 2024 | 9.40% (0.09395) | 94.82th | v3 (v2023.03.01) |
| Jul 14, 2024 | 1.62% (0.01624) | 87.64th | v3 (v2023.03.01) |
| Jun 6, 2024 | 1.19% (0.01191) | 85.12th | v3 (v2023.03.01) |
| Apr 29, 2024 | 1.24% (0.01241) | 85.29th | v3 (v2023.03.01) |
| Mar 22, 2024 | 1.27% (0.01275) | 85.41th | v3 (v2023.03.01) |
| Feb 12, 2024 | 1.23% (0.01225) | 84.92th | v3 (v2023.03.01) |
| Jan 5, 2024 | 1.11% (0.01111) | 82.92th | v3 (v2023.03.01) |
| Sep 16, 2023 | 1.21% (0.01206) | 83.59th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.11% (0.01115) | 82.31th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 23, 2023 | 1.32% (0.01319) | 71.23th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.32% (0.01319) | 69.22th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
References (6)
- http://osvdb.org/37988 vdb-entryx_refsource_OSVDB
- http://secunia.com/advisories/26726 third-party-advisoryx_refsource_SECUNIA
- http://www.securityfocus.com/bid/25574 vdb-entryx_refsource_BID
- http://www.sophos.com/support/knowledgebase/article/29146.html x_refsource_CONFIRMPatch
- http://www.vupen.com/english/advisories/2007/3078 vdb-entryx_refsource_VUPEN
- https://exchange.xforce.ibmcloud.com/vulnerabilities/36502 vdb-entryx_refsource_XF
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/37988 | vdb-entryx_refsource_OSVDB | |
| http://secunia.com/advisories/26726 | third-party-advisoryx_refsource_SECUNIA | |
| http://www.securityfocus.com/bid/25574 | vdb-entryx_refsource_BID | |
| http://www.sophos.com/support/knowledgebase/article/29146.html | x_refsource_CONFIRMPatch | |
| http://www.vupen.com/english/advisories/2007/3078 | vdb-entryx_refsource_VUPEN | |
| https://exchange.xforce.ibmcloud.com/vulnerabilities/36502 | vdb-entryx_refsource_XF |
Change history (0)
No recorded changes yet.