Integer signedness error in the SET_VALUE function in rarvm.cpp in unrar 3.70 beta 3, as used in products including WinRAR and RAR for OS X, allows user-assisted remote attackers to cause a denial of service (crash) via a crafted RAR archive that causes a negative signed number to be cast to a large unsigned number
Published Jul 12, 2007
4.3
MEDIUMCVSS 2.0
EPSS 2.13%
Description
Integer signedness error in the SET_VALUE function in rarvm.cpp in unrar 3.70 beta 3, as used in products including WinRAR and RAR for OS X, allows user-assisted remote attackers to cause a denial of service (crash) via a crafted RAR archive that causes a negative signed number to be cast to a large unsigned number.
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.
AV:N/AC:M/Au:N/C:N/I:N/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 (16 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.13% (0.02130) | 81.29th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.13% (0.02130) | 79.50th | v5 (v2026.06.15) |
| Mar 17, 2025 | 1.14% (0.01138) | 76.92th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.20% (0.01196) | 85.79th | v3 (v2023.03.01) |
| Jun 22, 2024 | 1.20% (0.01196) | 85.23th | v3 (v2023.03.01) |
| May 15, 2024 | 1.22% (0.01221) | 85.26th | v3 (v2023.03.01) |
| Apr 7, 2024 | 1.26% (0.01256) | 85.30th | v3 (v2023.03.01) |
| Feb 29, 2024 | 1.32% (0.01317) | 85.59th | v3 (v2023.03.01) |
| Jan 22, 2024 | 1.27% (0.01271) | 84.22th | v3 (v2023.03.01) |
| Dec 14, 2023 | 1.22% (0.01220) | 83.73th | v3 (v2023.03.01) |
| Jul 18, 2023 | 1.14% (0.01141) | 82.82th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.05% (0.01055) | 81.77th | 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) |
No CWE recorded.
References (6)
- http://osvdb.org/39603 vdb-entryx_refsource_OSVDB
- http://securityreason.com/securityalert/2880 third-party-advisoryx_refsource_SREASON
- http://www.securityfocus.com/archive/1/473371/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/473373/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/473376/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/archive/1/475155/30/5610/threaded mailing-listx_refsource_BUGTRAQ
| Link | Providers | Tags |
|---|---|---|
| http://osvdb.org/39603 | vdb-entryx_refsource_OSVDB | |
| http://securityreason.com/securityalert/2880 | third-party-advisoryx_refsource_SREASON | |
| http://www.securityfocus.com/archive/1/473371/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/473373/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/473376/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/archive/1/475155/30/5610/threaded | mailing-listx_refsource_BUGTRAQ |
Change history (0)
No recorded changes yet.