Back
CVE-2016-7167
Multiple integer overflows in the (1) curl_escape, (2) curl_easy_escape, (3) curl_unescape, and (4) curl_easy_unescape functions in…
Critical9.8EPSS 11.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Multiple integer overflows in the (1) curl_escape, (2) curl_easy_escape, (3) curl_unescape, and (4) curl_easy_unescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff, which triggers a heap-based buffer overflow.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 11.7% · top 3.9% of all CVEs (2 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (13)
- FEDORA-2016-80f4f71eff (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- SSA:2016-259-01 (opens in a new tab)vendor-advisoryx_refsource_SLACKWAREx_transferred
- RHSA-2018:3558 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- FEDORA-2016-08533fc59c (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- 92975 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [debian-lts-announce] 20181106 [SECURITY] [DLA 1568-1] curl security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1036813 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://curl.haxx.se/docs/adv_20160914.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:2016 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2018:2486 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- GLSA-201701-47 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- FEDORA-2016-7a2ed52d41 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_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)
Record last updated .