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CVE-2013-2174
Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote…
Medium6.8EPSS 9.8%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Heap-based buffer overflow in the curl_easy_unescape function in lib/escape.c in cURL and libcurl 7.7 through 7.30.0 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted string ending in a "%" (percent) character.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:M/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 9.8% · top 4.4% of all CVEs (3 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
n/a
- affected n/a
References (9)
- http://www.oracle.com/technetwork/topics/security/ovmbulletinjul2016-3090546.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/topics/security/cpujul2015-2367936.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- openSUSE-SU-2013:1133 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- RHSA-2013:0983 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://github.com/bagder/curl/commit/192c4f788d48f82c03e9cef40013f34370e90737 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 60737 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- USN-1894-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- DSA-2713 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- http://curl.haxx.se/docs/adv_20130622.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)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2013-2174)Record last updated .