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CVE-2018-16839
Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer overrun in the SASL authentication code that may lead to denial of service.
Medium4.3EPSS 5.8%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
Curl versions 7.33.0 through 7.61.1 are vulnerable to a buffer overrun in the SASL authentication code that may lead to denial of service.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.0 | Medium4.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L |
| 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)
- 5.8% · top 6.9% of all CVEs (5 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 4.3.
Weakness
Affected products
- affected from 7.33.0 to 7.61.1
References (9)
- GLSA-201903-03 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- DSA-4331 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- [debian-lts-announce] 20181106 [SECURITY] [DLA 1568-1] curl security update (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://curl.haxx.se/docs/CVE-2018-16839.html (opens in a new tab)x_refsource_MISCx_transferred
- https://github.com/curl/curl/commit/f3a24d7916b9173c69a3e0ee790102993833d6c5 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16839 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1042012 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- USN-3805-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- [infra-devnull] 20190404 [GitHub] [incubator-openwhisk-runtime-ballerina] falkzoll commented on issue #15: Update to new base image jdk8u202-b08_openj9-0.12.1. (opens in a new tab)mailing-listx_refsource_MLISTx_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-2018-16839)Record last updated .