CVE-2015-7193

UnknownEPSS 2.84%

Last modified

CVE-2015-7193 is a vulnerability of currently unknown severity. Mozilla Firefox before 42.0 and Firefox ESR 38.x before 38.4 improperly follow the CORS cross-origin request algorithm for the POST method in situations involving an unspecified Content-Type header manipulation, which allows remote attackers to bypass the Same Origin Policy by leveraging the lack of a preflight-request step.. EPSS estimates a 2.84% chance of exploitation in the next 30 days.

Description

Mozilla Firefox before 42.0 and Firefox ESR 38.x before 38.4 improperly follow the CORS cross-origin request algorithm for the POST method in situations involving an unspecified Content-Type header manipulation, which allows remote attackers to bypass the Same Origin Policy by leveraging the lack of a preflight-request step.

Metrics

EPSS Probability
2.84%

84.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
MozillaFirefox38.0
MozillaFirefox38.0.1
MozillaFirefox38.0.5
MozillaFirefox38.1.0
MozillaFirefox38.1.1
MozillaFirefox38.2.0
MozillaFirefox38.2.1
MozillaFirefox38.3.0
MozillaFirefox<= 41.0.2

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2015-7193?
Mozilla Firefox before 42.0 and Firefox ESR 38.x before 38.4 improperly follow the CORS cross-origin request algorithm for the POST method in situations involving an unspecified Content-Type header manipulation, which allows remote attackers to bypass the Same Origin Policy by leveraging the lack of a preflight-request step.
How severe is CVE-2015-7193?
Severity scoring for CVE-2015-7193 is pending analysis. The EPSS model estimates a 2.84% probability of exploitation in the next 30 days.
How do I fix CVE-2015-7193?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-7193?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST