Patchfirst
CVE-2019-9810 Public exploit EPSS 27.2%

Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds…

Mozilla · Firefox

Official description · CVE.org

Incorrect alias information in IonMonkey JIT compiler for Array.prototype.slice method may lead to missing bounds check and a buffer overflow. This vulnerability affects Firefox < 66.0.1, Firefox ESR < 60.6.1, and Thunderbird < 60.6.1.

Breakdown
61.2 / 100
Exploited
Yes, in VulnCheck KEV
Reports
0
Tactics
0/15

First seen exploited 4 years after disclosure. Public exploit code (PoC-in-GitHub) was available 32 days before disclosure.

  1. Public exploit codePoC-in-GitHub32 days before
  2. Disclosedday 0
  3. First seen exploitedVulnCheck KEV evidence+4 yrs

techniques

No techniques linked

No ATT&CK techniques are linked to this CVE yet. MITRE CTID has not mapped it, and no report passage in the corpus ties it to a technique.

What security researchers reported

Not named in any threat report yet

Also mentioned in 4 community threat pulses (AlienVault OTX)

Weaker evidence

Pulses are indicator collections that anyone can publish. A mention is not confirmation of exploitation.

References

7 links, grouped by NVD tag
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