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CVE-2007-3726
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…
- 4.3MediumCVSS base score
- 2.1%Exploitation in 30 daysEPSS · top 18% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By mitre
- 1 day later
· 1 day later
Published
- 17 years later
· 17 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.1% · top 18% of all CVEs (9 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Affected products
n/a
- affected n/a
References
6
- 20070711 RE: Advisory - Clam AntiVirus RAR File Handling Denial Of Service Vulnerability. (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20070731 FLEA-2007-0037-1 unrar (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 39603 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 20070711 Advisory - Clam AntiVirus RAR File Handling Denial Of Service Vulnerability. (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 2880 (opens in a new tab)third-party-advisoryx_refsource_SREASONx_transferred
- 20070711 Re: Advisory - Clam AntiVirus RAR File Handling Denial Of Service Vulnerability. (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2007-3710 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2007-3726)Record last updated .