CVE-2017-5392 json
Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and…
published 2018-06-11 8 y ago modified 2026-06-17 4 mo ago also EUVD-2017-14496
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.7%
- EPSS 1.7% chance of exploitation in 30 days, percentile 77%
- public exploits
- 0
- none known
Summary
Weak proxy objects have weak references on multiple threads when they should only have them on one, resulting in incorrect memory usage and corruption, which leads to potentially exploitable crashes. Note: This issue only affects Firefox for Android. Other operating systems are not affected. This vulnerability affects Firefox < 51.
Patch / fix
- Mozilla Firefox 51
- firefox-esr openSUSE Tumbleweed 128.5.1-1.1
- MozillaFirefox openSUSE Tumbleweed 92.0-1.2
opensuse advisories openSUSE-SU-2024:14572-1openSUSE-SU-2024:10600-1
Exploit prediction
1.73% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Affected products
- Mozilla Firefox
Classification
- Weakness
-
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
-
bugzilla.mozilla.org
/show_bug.cgi?id=1293709
issue-tracking, vendor-advisory
-
mozilla.org
/security/advisories/mfsa2017-01/
vendor-advisory
-
securitytracker.com
/id/1037693
vdb-entry, third-party-advisory
-
securityfocus.com
/bid/95763
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-5392
- NVD CVE-2017-5392
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.