SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-5444

A buffer overflow vulnerability while parsing "application/http-index-format" format content when the header contains improperly formatted data.

HIGH 7.5EPSS 6.92%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (6.92%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

A buffer overflow vulnerability while parsing "application/http-index-format" format content when the header contains improperly formatted data. This allows for an out-of-bounds read of data from memory. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS
6.92% probability · 94th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
debian/debian linux · redhat/enterprise linux · redhat/enterprise linux desktop · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux server eus · redhat/enterprise linux workstation · mozilla/firefox · mozilla/thunderbird
Source
security@mozilla.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.