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CVE-2017-5418
An out of bounds read error occurs when parsing some HTTP digest authorization responses, resulting in information leakage through the…
Medium5.3EPSS 1.2%
- Published
- Updated
- Reserved
- Assigned by
- mozilla
Description
An out of bounds read error occurs when parsing some HTTP digest authorization responses, resulting in information leakage through the reading of random memory containing matches to specifically set patterns. This vulnerability affects Firefox < 52 and Thunderbird < 52.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium5.3 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
- EPSS (exploitation in 30 days)
- 1.2% · top 31% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.3.
Weakness
- Out of bounds read when parsing HTTP digest authorization responses
- CWE-125 (opens in a new tab)All about CWE-125 and its CVEs
Affected products
- affected unspecified – < 52
- affected unspecified – < 52
References (5)
- https://www.mozilla.org/security/advisories/mfsa2017-09/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://www.mozilla.org/security/advisories/mfsa2017-05/ (opens in a new tab)x_refsource_CONFIRMx_transferred
- 1037966 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 96692 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://bugzilla.mozilla.org/show_bug.cgi?id=1338876 (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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2017-5418)Record last updated .