Back
CVE-2008-2545
Skype 3.6.0.248, and other versions before 3.8.0.139, uses a case-sensitive comparison when checking for dangerous extensions, which…
- 9.3HighCVSS base score
- 4.2%Exploitation in 30 daysEPSS · top 8.9% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Skype 3.6.0.248, and other versions before 3.8.0.139, uses a case-sensitive comparison when checking for dangerous extensions, which allows user-assisted remote attackers to bypass warning dialogs and possibly execute arbitrary code via a file: URI with a dangerous extension that uses a different case.
Timeline
ID reserved
By mitre
- 2 days later
· 2 days later
Published
- 16 years later
· 16 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 | High9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 4.2% · top 8.9% 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: High 9.3.
Affected products
n/a
- affected n/a
References
7
- 1020201 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 30547 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- skype-fileuri-case-security-bypass(43044) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- ADV-2008-1749 (opens in a new tab)vdb-entryx_refsource_VUPENx_transferred
- 29553 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- 20080604 Skype File URI Security Bypass Code Execution Vulnerability (opens in a new tab)third-party-advisoryx_refsource_IDEFENSEx_transferred
- http://www.skype.com/security/skype-sb-2008-003.html (opens in a new tab)x_refsource_CONFIRMx_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-2008-2540 (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-2008-2545)Record last updated .