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CVE-2003-0870
Heap-based buffer overflow in Opera 7.11 and 7.20 allows remote attackers to execute arbitrary code via an HREF with a large number of…
High7.5EPSS 15.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Heap-based buffer overflow in Opera 7.11 and 7.20 allows remote attackers to execute arbitrary code via an HREF with a large number of escaped characters in the server name.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 15.4% · top 3.2% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (4)
- 8853 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- opera-escape-heap-overflow(13458) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- 20031020 Opera HREF escaped server name overflow (opens in a new tab)mailing-listx_refsource_VULNWATCHx_transferred
- A102003-1 (opens in a new tab)vendor-advisoryx_refsource_ATSTAKEx_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)
- 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://trackcve.app/cve/CVE-2003-0870)Record last updated .